161264170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{787}}^1$

素因数の和:1486

約数の個数: 32

約数和(自身を含む): 300473856

約数和(自身を除く): 139209686

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 661, 787, 1322, 1574, 3305, 3935, 6610, 7870, 20491, 24397, 40982, 48794, 102455, 121985, 204910, 243970, 520207, 1040414, 2601035, 5202070, 16126417, 32252834, 80632085, 161264170]

約数ペア:

[(1, 161264170), (2, 80632085), (5, 32252834), (10, 16126417), (31, 5202070), (62, 2601035), (155, 1040414), (310, 520207), (661, 243970), (787, 204910), (1322, 121985), (1574, 102455), (3305, 48794), (3935, 40982), (6610, 24397), (7870, 20491)]