11815625

素因数分解:

$5^5\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 15624000

約数和(自身を除く): 3808375

約数列:

[1, 5, 19, 25, 95, 125, 199, 475, 625, 995, 2375, 3125, 3781, 4975, 11875, 18905, 24875, 59375, 94525, 124375, 472625, 621875, 2363125, 11815625]

約数ペア:

[(1, 11815625), (5, 2363125), (19, 621875), (25, 472625), (95, 124375), (125, 94525), (199, 59375), (475, 24875), (625, 18905), (995, 11875), (2375, 4975), (3125, 3781)]