129431200

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:375

約数の個数: 144

約数和(自身を含む): 346477824

約数和(自身を除く): 217046624

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 32, 34, 40, 50, 62, 68, 80, 85, 100, 124, 136, 155, 160, 170, 200, 248, 272, 307, 310, 340, 400, 425, 496, 527, 544, 614, 620, 680, 775, 800, 850, 992, 1054, 1228, 1240, 1360, 1535, 1550, 1700, 2108, 2456, 2480, 2635, 2720, 3070, 3100, 3400, 4216, 4912, 4960, 5219, 5270, 6140, 6200, 6800, 7675, 8432, 9517, 9824, 10438, 10540, 12280, 12400, 13175, 13600, 15350, 16864, 19034, 20876, 21080, 24560, 24800, 26095, 26350, 30700, 38068, 41752, 42160, 47585, 49120, 52190, 52700, 61400, 76136, 83504, 84320, 95170, 104380, 105400, 122800, 130475, 152272, 161789, 167008, 190340, 208760, 210800, 237925, 245600, 260950, 304544, 323578, 380680, 417520, 421600, 475850, 521900, 647156, 761360, 808945, 835040, 951700, 1043800, 1294312, 1522720, 1617890, 1903400, 2087600, 2588624, 3235780, 3806800, 4044725, 4175200, 5177248, 6471560, 7613600, 8089450, 12943120, 16178900, 25886240, 32357800, 64715600, 129431200]

約数ペア:

[(1, 129431200), (2, 64715600), (4, 32357800), (5, 25886240), (8, 16178900), (10, 12943120), (16, 8089450), (17, 7613600), (20, 6471560), (25, 5177248), (31, 4175200), (32, 4044725), (34, 3806800), (40, 3235780), (50, 2588624), (62, 2087600), (68, 1903400), (80, 1617890), (85, 1522720), (100, 1294312), (124, 1043800), (136, 951700), (155, 835040), (160, 808945), (170, 761360), (200, 647156), (248, 521900), (272, 475850), (307, 421600), (310, 417520), (340, 380680), (400, 323578), (425, 304544), (496, 260950), (527, 245600), (544, 237925), (614, 210800), (620, 208760), (680, 190340), (775, 167008), (800, 161789), (850, 152272), (992, 130475), (1054, 122800), (1228, 105400), (1240, 104380), (1360, 95170), (1535, 84320), (1550, 83504), (1700, 76136), (2108, 61400), (2456, 52700), (2480, 52190), (2635, 49120), (2720, 47585), (3070, 42160), (3100, 41752), (3400, 38068), (4216, 30700), (4912, 26350), (4960, 26095), (5219, 24800), (5270, 24560), (6140, 21080), (6200, 20876), (6800, 19034), (7675, 16864), (8432, 15350), (9517, 13600), (9824, 13175), (10438, 12400), (10540, 12280)]