82173680

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7841}}^1$

素因数の和:7985

約数の個数: 40

約数和(自身を含む): 192536784

約数和(自身を除く): 110363104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 7841, 10480, 15682, 31364, 39205, 62728, 78410, 125456, 156820, 313640, 627280, 1027171, 2054342, 4108684, 5135855, 8217368, 10271710, 16434736, 20543420, 41086840, 82173680]

約数ペア:

[(1, 82173680), (2, 41086840), (4, 20543420), (5, 16434736), (8, 10271710), (10, 8217368), (16, 5135855), (20, 4108684), (40, 2054342), (80, 1027171), (131, 627280), (262, 313640), (524, 156820), (655, 125456), (1048, 78410), (1310, 62728), (2096, 39205), (2620, 31364), (5240, 15682), (7841, 10480)]