25078960

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1381}}^1$

素因数の和:1621

約数の個数: 40

約数和(自身を含む): 58607856

約数和(自身を除く): 33528896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227, 454, 908, 1135, 1381, 1816, 2270, 2762, 3632, 4540, 5524, 6905, 9080, 11048, 13810, 18160, 22096, 27620, 55240, 110480, 313487, 626974, 1253948, 1567435, 2507896, 3134870, 5015792, 6269740, 12539480, 25078960]

約数ペア:

[(1, 25078960), (2, 12539480), (4, 6269740), (5, 5015792), (8, 3134870), (10, 2507896), (16, 1567435), (20, 1253948), (40, 626974), (80, 313487), (227, 110480), (454, 55240), (908, 27620), (1135, 22096), (1381, 18160), (1816, 13810), (2270, 11048), (2762, 9080), (3632, 6905), (4540, 5524)]