1631569120

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{64951}}^1$

素因数の和:65123

約数の個数: 48

約数和(自身を含む): 3879193248

約数和(自身を除く): 2247624128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 3140, 5024, 6280, 12560, 25120, 64951, 129902, 259804, 324755, 519608, 649510, 1039216, 1299020, 2078432, 2598040, 5196080, 10197307, 10392160, 20394614, 40789228, 50986535, 81578456, 101973070, 163156912, 203946140, 326313824, 407892280, 815784560, 1631569120]

約数ペア:

[(1, 1631569120), (2, 815784560), (4, 407892280), (5, 326313824), (8, 203946140), (10, 163156912), (16, 101973070), (20, 81578456), (32, 50986535), (40, 40789228), (80, 20394614), (157, 10392160), (160, 10197307), (314, 5196080), (628, 2598040), (785, 2078432), (1256, 1299020), (1570, 1039216), (2512, 649510), (3140, 519608), (5024, 324755), (6280, 259804), (12560, 129902), (25120, 64951)]