86653240

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{8237}}^1$

素因数の和:8511

約数の個数: 32

約数和(自身を含む): 195734880

約数和(自身を除く): 109081640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 8237, 10520, 16474, 32948, 41185, 65896, 82370, 164740, 329480, 2166331, 4332662, 8665324, 10831655, 17330648, 21663310, 43326620, 86653240]

約数ペア:

[(1, 86653240), (2, 43326620), (4, 21663310), (5, 17330648), (8, 10831655), (10, 8665324), (20, 4332662), (40, 2166331), (263, 329480), (526, 164740), (1052, 82370), (1315, 65896), (2104, 41185), (2630, 32948), (5260, 16474), (8237, 10520)]