15696987280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{28859}}^1$

素因数の和:29408

約数の個数: 80

約数和(自身を含む): 39379354560

約数和(自身を除く): 23682367280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 523, 1040, 1046, 2092, 2615, 4184, 5230, 6799, 8368, 10460, 13598, 20920, 27196, 28859, 33995, 41840, 54392, 57718, 67990, 108784, 115436, 135980, 144295, 230872, 271960, 288590, 375167, 461744, 543920, 577180, 750334, 1154360, 1500668, 1875835, 2308720, 3001336, 3751670, 6002672, 7503340, 15006680, 15093257, 30013360, 30186514, 60373028, 75466285, 120746056, 150932570, 196212341, 241492112, 301865140, 392424682, 603730280, 784849364, 981061705, 1207460560, 1569698728, 1962123410, 3139397456, 3924246820, 7848493640, 15696987280]

約数ペア:

[(1, 15696987280), (2, 7848493640), (4, 3924246820), (5, 3139397456), (8, 1962123410), (10, 1569698728), (13, 1207460560), (16, 981061705), (20, 784849364), (26, 603730280), (40, 392424682), (52, 301865140), (65, 241492112), (80, 196212341), (104, 150932570), (130, 120746056), (208, 75466285), (260, 60373028), (520, 30186514), (523, 30013360), (1040, 15093257), (1046, 15006680), (2092, 7503340), (2615, 6002672), (4184, 3751670), (5230, 3001336), (6799, 2308720), (8368, 1875835), (10460, 1500668), (13598, 1154360), (20920, 750334), (27196, 577180), (28859, 543920), (33995, 461744), (41840, 375167), (54392, 288590), (57718, 271960), (67990, 230872), (108784, 144295), (115436, 135980)]