70894960

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:650

約数の個数: 80

約数和(自身を含む): 173533536

約数和(自身を除く): 102638576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 43, 74, 80, 86, 148, 172, 185, 215, 296, 344, 370, 430, 557, 592, 688, 740, 860, 1114, 1480, 1591, 1720, 2228, 2785, 2960, 3182, 3440, 4456, 5570, 6364, 7955, 8912, 11140, 12728, 15910, 20609, 22280, 23951, 25456, 31820, 41218, 44560, 47902, 63640, 82436, 95804, 103045, 119755, 127280, 164872, 191608, 206090, 239510, 329744, 383216, 412180, 479020, 824360, 886187, 958040, 1648720, 1772374, 1916080, 3544748, 4430935, 7089496, 8861870, 14178992, 17723740, 35447480, 70894960]

約数ペア:

[(1, 70894960), (2, 35447480), (4, 17723740), (5, 14178992), (8, 8861870), (10, 7089496), (16, 4430935), (20, 3544748), (37, 1916080), (40, 1772374), (43, 1648720), (74, 958040), (80, 886187), (86, 824360), (148, 479020), (172, 412180), (185, 383216), (215, 329744), (296, 239510), (344, 206090), (370, 191608), (430, 164872), (557, 127280), (592, 119755), (688, 103045), (740, 95804), (860, 82436), (1114, 63640), (1480, 47902), (1591, 44560), (1720, 41218), (2228, 31820), (2785, 25456), (2960, 23951), (3182, 22280), (3440, 20609), (4456, 15910), (5570, 12728), (6364, 11140), (7955, 8912)]