9902451520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{2477}}^1$

素因数の和:2569

約数の個数: 168

約数和(自身を含む): 26250256872

約数和(自身を除く): 16347805352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 961, 992, 1040, 1240, 1612, 1922, 1984, 2015, 2080, 2477, 2480, 3224, 3844, 4030, 4160, 4805, 4954, 4960, 6448, 7688, 8060, 9610, 9908, 9920, 12385, 12493, 12896, 15376, 16120, 19220, 19816, 24770, 24986, 25792, 30752, 32201, 32240, 38440, 39632, 49540, 49972, 61504, 62465, 64402, 64480, 76787, 76880, 79264, 99080, 99944, 124930, 128804, 128960, 153574, 153760, 158528, 161005, 198160, 199888, 249860, 257608, 307148, 307520, 322010, 383935, 396320, 399776, 499720, 515216, 614296, 644020, 767870, 792640, 799552, 998231, 999440, 1030432, 1228592, 1288040, 1535740, 1996462, 1998880, 2060864, 2380397, 2457184, 2576080, 3071480, 3992924, 3997760, 4760794, 4914368, 4991155, 5152160, 6142960, 7985848, 9521588, 9982310, 10304320, 11901985, 12285920, 15971696, 19043176, 19964620, 23803970, 24571840, 30945161, 31943392, 38086352, 39929240, 47607940, 61890322, 63886784, 76172704, 79858480, 95215880, 123780644, 152345408, 154725805, 159716960, 190431760, 247561288, 309451610, 319433920, 380863520, 495122576, 618903220, 761727040, 990245152, 1237806440, 1980490304, 2475612880, 4951225760, 9902451520]

約数ペア:

[(1, 9902451520), (2, 4951225760), (4, 2475612880), (5, 1980490304), (8, 1237806440), (10, 990245152), (13, 761727040), (16, 618903220), (20, 495122576), (26, 380863520), (31, 319433920), (32, 309451610), (40, 247561288), (52, 190431760), (62, 159716960), (64, 154725805), (65, 152345408), (80, 123780644), (104, 95215880), (124, 79858480), (130, 76172704), (155, 63886784), (160, 61890322), (208, 47607940), (248, 39929240), (260, 38086352), (310, 31943392), (320, 30945161), (403, 24571840), (416, 23803970), (496, 19964620), (520, 19043176), (620, 15971696), (806, 12285920), (832, 11901985), (961, 10304320), (992, 9982310), (1040, 9521588), (1240, 7985848), (1612, 6142960), (1922, 5152160), (1984, 4991155), (2015, 4914368), (2080, 4760794), (2477, 3997760), (2480, 3992924), (3224, 3071480), (3844, 2576080), (4030, 2457184), (4160, 2380397), (4805, 2060864), (4954, 1998880), (4960, 1996462), (6448, 1535740), (7688, 1288040), (8060, 1228592), (9610, 1030432), (9908, 999440), (9920, 998231), (12385, 799552), (12493, 792640), (12896, 767870), (15376, 644020), (16120, 614296), (19220, 515216), (19816, 499720), (24770, 399776), (24986, 396320), (25792, 383935), (30752, 322010), (32201, 307520), (32240, 307148), (38440, 257608), (39632, 249860), (49540, 199888), (49972, 198160), (61504, 161005), (62465, 158528), (64402, 153760), (64480, 153574), (76787, 128960), (76880, 128804), (79264, 124930), (99080, 99944)]