90102010

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{219761}}^1$

素因数の和:219809

約数の個数: 16

約数和(自身を含む): 166140072

約数和(自身を除く): 76038062

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 219761, 439522, 1098805, 2197610, 9010201, 18020402, 45051005, 90102010]

約数ペア:

[(1, 90102010), (2, 45051005), (5, 18020402), (10, 9010201), (41, 2197610), (82, 1098805), (205, 439522), (410, 219761)]