65949960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12781}}^1$

素因数の和:12838

約数の個数: 64

約数和(自身を含む): 202466880

約数和(自身を除く): 136516920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 12781, 25562, 38343, 51124, 63905, 76686, 102248, 127810, 153372, 191715, 255620, 306744, 383430, 511240, 549583, 766860, 1099166, 1533720, 1648749, 2198332, 2747915, 3297498, 4396664, 5495830, 6594996, 8243745, 10991660, 13189992, 16487490, 21983320, 32974980, 65949960]

約数ペア:

[(1, 65949960), (2, 32974980), (3, 21983320), (4, 16487490), (5, 13189992), (6, 10991660), (8, 8243745), (10, 6594996), (12, 5495830), (15, 4396664), (20, 3297498), (24, 2747915), (30, 2198332), (40, 1648749), (43, 1533720), (60, 1099166), (86, 766860), (120, 549583), (129, 511240), (172, 383430), (215, 306744), (258, 255620), (344, 191715), (430, 153372), (516, 127810), (645, 102248), (860, 76686), (1032, 63905), (1290, 51124), (1720, 38343), (2580, 25562), (5160, 12781)]