423550

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 24

約数和(自身を含む): 810216

約数和(自身を除く): 386666

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 197, 215, 394, 430, 985, 1075, 1970, 2150, 4925, 8471, 9850, 16942, 42355, 84710, 211775, 423550]

約数ペア:

[(1, 423550), (2, 211775), (5, 84710), (10, 42355), (25, 16942), (43, 9850), (50, 8471), (86, 4925), (197, 2150), (215, 1970), (394, 1075), (430, 985)]