208550

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:152

約数の個数: 24

約数和(自身を含む): 401016

約数和(自身を除く): 192466

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 97, 194, 215, 430, 485, 970, 1075, 2150, 2425, 4171, 4850, 8342, 20855, 41710, 104275, 208550]

約数ペア:

[(1, 208550), (2, 104275), (5, 41710), (10, 20855), (25, 8342), (43, 4850), (50, 4171), (86, 2425), (97, 2150), (194, 1075), (215, 970), (430, 485)]