316790

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:487

約数の個数: 16

約数和(自身を含む): 578880

約数和(自身を除く): 262090

約数列:

[1, 2, 5, 10, 79, 158, 395, 401, 790, 802, 2005, 4010, 31679, 63358, 158395, 316790]

約数ペア:

[(1, 316790), (2, 158395), (5, 63358), (10, 31679), (79, 4010), (158, 2005), (395, 802), (401, 790)]