31580830

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{30661}}^1$

素因数の和:30771

約数の個数: 16

約数和(自身を含む): 57399264

約数和(自身を除く): 25818434

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 30661, 61322, 153305, 306610, 3158083, 6316166, 15790415, 31580830]

約数ペア:

[(1, 31580830), (2, 15790415), (5, 6316166), (10, 3158083), (103, 306610), (206, 153305), (515, 61322), (1030, 30661)]