200739415

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 255914496

約数和(自身を除く): 55175081

約数列:

[1, 5, 31, 73, 113, 155, 157, 365, 565, 785, 2263, 3503, 4867, 8249, 11315, 11461, 17515, 17741, 24335, 41245, 57305, 88705, 255719, 355291, 549971, 1278595, 1295093, 1776455, 2749855, 6475465, 40147883, 200739415]

約数ペア:

[(1, 200739415), (5, 40147883), (31, 6475465), (73, 2749855), (113, 1776455), (155, 1295093), (157, 1278595), (365, 549971), (565, 355291), (785, 255719), (2263, 88705), (3503, 57305), (4867, 41245), (8249, 24335), (11315, 17741), (11461, 17515)]