478889725

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{2179}}^1$

素因数の和:2397

約数の個数: 24

約数和(自身を含む): 608220000

約数和(自身を除く): 129330275

約数列:

[1, 5, 25, 59, 149, 295, 745, 1475, 2179, 3725, 8791, 10895, 43955, 54475, 128561, 219775, 324671, 642805, 1623355, 3214025, 8116775, 19155589, 95777945, 478889725]

約数ペア:

[(1, 478889725), (5, 95777945), (25, 19155589), (59, 8116775), (149, 3214025), (295, 1623355), (745, 642805), (1475, 324671), (2179, 219775), (3725, 128561), (8791, 54475), (10895, 43955)]