80680910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{1117}}^1$

素因数の和:1388

約数の個数: 32

約数和(自身を含む): 150688512

約数和(自身を除く): 70007602

約数列:

[1, 2, 5, 10, 31, 62, 155, 233, 310, 466, 1117, 1165, 2234, 2330, 5585, 7223, 11170, 14446, 34627, 36115, 69254, 72230, 173135, 260261, 346270, 520522, 1301305, 2602610, 8068091, 16136182, 40340455, 80680910]

約数ペア:

[(1, 80680910), (2, 40340455), (5, 16136182), (10, 8068091), (31, 2602610), (62, 1301305), (155, 520522), (233, 346270), (310, 260261), (466, 173135), (1117, 72230), (1165, 69254), (2234, 36115), (2330, 34627), (5585, 14446), (7223, 11170)]