65709080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1460

約数の個数: 64

約数和(自身を含む): 158863680

約数和(自身を除く): 93154600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1207, 1361, 1420, 2414, 2722, 2840, 4828, 5444, 6035, 6805, 9656, 10888, 12070, 13610, 23137, 24140, 27220, 46274, 48280, 54440, 92548, 96631, 115685, 185096, 193262, 231370, 386524, 462740, 483155, 773048, 925480, 966310, 1642727, 1932620, 3285454, 3865240, 6570908, 8213635, 13141816, 16427270, 32854540, 65709080]

約数ペア:

[(1, 65709080), (2, 32854540), (4, 16427270), (5, 13141816), (8, 8213635), (10, 6570908), (17, 3865240), (20, 3285454), (34, 1932620), (40, 1642727), (68, 966310), (71, 925480), (85, 773048), (136, 483155), (142, 462740), (170, 386524), (284, 231370), (340, 193262), (355, 185096), (568, 115685), (680, 96631), (710, 92548), (1207, 54440), (1361, 48280), (1420, 46274), (2414, 27220), (2722, 24140), (2840, 23137), (4828, 13610), (5444, 12070), (6035, 10888), (6805, 9656)]