489372925

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{3041}}^1$

素因数の和:3249

約数の個数: 24

約数和(自身を含む): 625788072

約数和(自身を除く): 136415147

約数列:

[1, 5, 25, 41, 157, 205, 785, 1025, 3041, 3925, 6437, 15205, 32185, 76025, 124681, 160925, 477437, 623405, 2387185, 3117025, 11935925, 19574917, 97874585, 489372925]

約数ペア:

[(1, 489372925), (5, 97874585), (25, 19574917), (41, 11935925), (157, 3117025), (205, 2387185), (785, 623405), (1025, 477437), (3041, 160925), (3925, 124681), (6437, 76025), (15205, 32185)]