651039215

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{32063}}^1$

素因数の和:32230

約数の個数: 16

約数和(自身を含む): 812630016

約数和(自身を除く): 161590801

約数列:

[1, 5, 31, 131, 155, 655, 4061, 20305, 32063, 160315, 993953, 4200253, 4969765, 21001265, 130207843, 651039215]

約数ペア:

[(1, 651039215), (5, 130207843), (31, 21001265), (131, 4969765), (155, 4200253), (655, 993953), (4061, 160315), (20305, 32063)]