65553999580

素因数分解:

$2^2\times 5^1\times {\mathrm{53401}}^1\times {\mathrm{61379}}^1$

素因数の和:114789

約数の個数: 24

約数和(自身を含む): 137668219920

約数和(自身を除く): 72114220340

約数列:

[1, 2, 4, 5, 10, 20, 53401, 61379, 106802, 122758, 213604, 245516, 267005, 306895, 534010, 613790, 1068020, 1227580, 3277699979, 6555399958, 13110799916, 16388499895, 32776999790, 65553999580]

約数ペア:

[(1, 65553999580), (2, 32776999790), (4, 16388499895), (5, 13110799916), (10, 6555399958), (20, 3277699979), (53401, 1227580), (61379, 1068020), (106802, 613790), (122758, 534010), (213604, 306895), (245516, 267005)]