401065225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{18461}}^1$

素因数の和:18561

約数の個数: 24

約数和(自身を含む): 549429120

約数和(自身を除く): 148363895

約数列:

[1, 5, 11, 25, 55, 79, 275, 395, 869, 1975, 4345, 18461, 21725, 92305, 203071, 461525, 1015355, 1458419, 5076775, 7292095, 16042609, 36460475, 80213045, 401065225]

約数ペア:

[(1, 401065225), (5, 80213045), (11, 36460475), (25, 16042609), (55, 7292095), (79, 5076775), (275, 1458419), (395, 1015355), (869, 461525), (1975, 203071), (4345, 92305), (18461, 21725)]