69429140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{787}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 159655104

約数和(自身を除く): 90225964

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 401, 787, 802, 1574, 1604, 2005, 3148, 3935, 4010, 4411, 7870, 8020, 8657, 8822, 15740, 17314, 17644, 22055, 34628, 43285, 44110, 86570, 88220, 173140, 315587, 631174, 1262348, 1577935, 3155870, 3471457, 6311740, 6942914, 13885828, 17357285, 34714570, 69429140]

約数ペア:

[(1, 69429140), (2, 34714570), (4, 17357285), (5, 13885828), (10, 6942914), (11, 6311740), (20, 3471457), (22, 3155870), (44, 1577935), (55, 1262348), (110, 631174), (220, 315587), (401, 173140), (787, 88220), (802, 86570), (1574, 44110), (1604, 43285), (2005, 34628), (3148, 22055), (3935, 17644), (4010, 17314), (4411, 15740), (7870, 8822), (8020, 8657)]