28915315600

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:546

約数の個数: 240

約数和(自身を含む): 73608663744

約数和(自身を除く): 44693348144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 43, 50, 80, 82, 86, 100, 131, 164, 172, 200, 205, 215, 262, 313, 328, 344, 400, 410, 430, 524, 626, 655, 656, 688, 820, 860, 1025, 1048, 1075, 1252, 1310, 1565, 1640, 1720, 1763, 2050, 2096, 2150, 2504, 2620, 3130, 3275, 3280, 3440, 3526, 4100, 4300, 5008, 5240, 5371, 5633, 6260, 6550, 7052, 7825, 8200, 8600, 8815, 10480, 10742, 11266, 12520, 12833, 13100, 13459, 14104, 15650, 16400, 17200, 17630, 21484, 22532, 25040, 25666, 26200, 26855, 26918, 28165, 28208, 31300, 35260, 41003, 42968, 44075, 45064, 51332, 52400, 53710, 53836, 56330, 62600, 64165, 67295, 70520, 82006, 85936, 88150, 90128, 102664, 107420, 107672, 112660, 125200, 128330, 134275, 134590, 140825, 141040, 164012, 176300, 205015, 205328, 214840, 215344, 225320, 230953, 256660, 268550, 269180, 281650, 320825, 328024, 336475, 352600, 410030, 429680, 450640, 461906, 513320, 537100, 538360, 551819, 563300, 641650, 656048, 672950, 705200, 820060, 923812, 1025075, 1026640, 1074200, 1076720, 1103638, 1126600, 1154765, 1283300, 1345900, 1640120, 1681123, 1763129, 1847624, 2050150, 2148400, 2207276, 2253200, 2309530, 2566600, 2691800, 2759095, 3280240, 3362246, 3526258, 3695248, 4100300, 4414552, 4619060, 5133200, 5383600, 5518190, 5773825, 6724492, 7052516, 8200600, 8405615, 8815645, 8829104, 9238120, 11036380, 11547650, 13448984, 13795475, 14105032, 16401200, 16811230, 17631290, 18476240, 22072760, 23095300, 26897968, 27590950, 28210064, 33622460, 35262580, 42028075, 44078225, 44145520, 46190600, 55181900, 67244920, 70525160, 72288289, 84056150, 88156450, 92381200, 110363800, 134489840, 141050320, 144576578, 168112300, 176312900, 220727600, 289153156, 336224600, 352625800, 361441445, 578306312, 672449200, 705251600, 722882890, 1156612624, 1445765780, 1807207225, 2891531560, 3614414450, 5783063120, 7228828900, 14457657800, 28915315600]

約数ペア:

[(1, 28915315600), (2, 14457657800), (4, 7228828900), (5, 5783063120), (8, 3614414450), (10, 2891531560), (16, 1807207225), (20, 1445765780), (25, 1156612624), (40, 722882890), (41, 705251600), (43, 672449200), (50, 578306312), (80, 361441445), (82, 352625800), (86, 336224600), (100, 289153156), (131, 220727600), (164, 176312900), (172, 168112300), (200, 144576578), (205, 141050320), (215, 134489840), (262, 110363800), (313, 92381200), (328, 88156450), (344, 84056150), (400, 72288289), (410, 70525160), (430, 67244920), (524, 55181900), (626, 46190600), (655, 44145520), (656, 44078225), (688, 42028075), (820, 35262580), (860, 33622460), (1025, 28210064), (1048, 27590950), (1075, 26897968), (1252, 23095300), (1310, 22072760), (1565, 18476240), (1640, 17631290), (1720, 16811230), (1763, 16401200), (2050, 14105032), (2096, 13795475), (2150, 13448984), (2504, 11547650), (2620, 11036380), (3130, 9238120), (3275, 8829104), (3280, 8815645), (3440, 8405615), (3526, 8200600), (4100, 7052516), (4300, 6724492), (5008, 5773825), (5240, 5518190), (5371, 5383600), (5633, 5133200), (6260, 4619060), (6550, 4414552), (7052, 4100300), (7825, 3695248), (8200, 3526258), (8600, 3362246), (8815, 3280240), (10480, 2759095), (10742, 2691800), (11266, 2566600), (12520, 2309530), (12833, 2253200), (13100, 2207276), (13459, 2148400), (14104, 2050150), (15650, 1847624), (16400, 1763129), (17200, 1681123), (17630, 1640120), (21484, 1345900), (22532, 1283300), (25040, 1154765), (25666, 1126600), (26200, 1103638), (26855, 1076720), (26918, 1074200), (28165, 1026640), (28208, 1025075), (31300, 923812), (35260, 820060), (41003, 705200), (42968, 672950), (44075, 656048), (45064, 641650), (51332, 563300), (52400, 551819), (53710, 538360), (53836, 537100), (56330, 513320), (62600, 461906), (64165, 450640), (67295, 429680), (70520, 410030), (82006, 352600), (85936, 336475), (88150, 328024), (90128, 320825), (102664, 281650), (107420, 269180), (107672, 268550), (112660, 256660), (125200, 230953), (128330, 225320), (134275, 215344), (134590, 214840), (140825, 205328), (141040, 205015), (164012, 176300)]