91216625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 121056000

約数和(自身を除く): 29839375

約数列:

[1, 5, 19, 25, 95, 125, 193, 199, 475, 965, 995, 2375, 3667, 3781, 4825, 4975, 18335, 18905, 24125, 24875, 38407, 91675, 94525, 192035, 458375, 472625, 729733, 960175, 3648665, 4800875, 18243325, 91216625]

約数ペア:

[(1, 91216625), (5, 18243325), (19, 4800875), (25, 3648665), (95, 960175), (125, 729733), (193, 472625), (199, 458375), (475, 192035), (965, 94525), (995, 91675), (2375, 38407), (3667, 24875), (3781, 24125), (4825, 18905), (4975, 18335)]