88216420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107581}}^1$

素因数の和:107631

約数の個数: 24

約数和(自身を含む): 189774648

約数和(自身を除く): 101558228

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 107581, 215162, 430324, 537905, 1075810, 2151620, 4410821, 8821642, 17643284, 22054105, 44108210, 88216420]

約数ペア:

[(1, 88216420), (2, 44108210), (4, 22054105), (5, 17643284), (10, 8821642), (20, 4410821), (41, 2151620), (82, 1075810), (164, 537905), (205, 430324), (410, 215162), (820, 107581)]