200021925

素因数分解:

$3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{16987}}^1$

素因数の和:17157

約数の個数: 24

約数和(自身を含む): 332828896

約数和(自身を除く): 132806971

約数列:

[1, 3, 5, 15, 25, 75, 157, 471, 785, 2355, 3925, 11775, 16987, 50961, 84935, 254805, 424675, 1274025, 2666959, 8000877, 13334795, 40004385, 66673975, 200021925]

約数ペア:

[(1, 200021925), (3, 66673975), (5, 40004385), (15, 13334795), (25, 8000877), (75, 2666959), (157, 1274025), (471, 424675), (785, 254805), (2355, 84935), (3925, 50961), (11775, 16987)]