253103260

素因数分解:

$2^2\times 5^1\times {\mathrm{3163}}^1\times {\mathrm{4001}}^1$

素因数の和:7173

約数の個数: 24

約数和(自身を含む): 531817776

約数和(自身を除く): 278714516

約数列:

[1, 2, 4, 5, 10, 20, 3163, 4001, 6326, 8002, 12652, 15815, 16004, 20005, 31630, 40010, 63260, 80020, 12655163, 25310326, 50620652, 63275815, 126551630, 253103260]

約数ペア:

[(1, 253103260), (2, 126551630), (4, 63275815), (5, 50620652), (10, 25310326), (20, 12655163), (3163, 80020), (4001, 63260), (6326, 40010), (8002, 31630), (12652, 20005), (15815, 16004)]