228535775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{1249}}^1$

素因数の和:1835

約数の個数: 24

約数和(自身を含む): 305970000

約数和(自身を除く): 77434225

約数列:

[1, 5, 13, 25, 65, 325, 563, 1249, 2815, 6245, 7319, 14075, 16237, 31225, 36595, 81185, 182975, 405925, 703187, 3515935, 9141431, 17579675, 45707155, 228535775]

約数ペア:

[(1, 228535775), (5, 45707155), (13, 17579675), (25, 9141431), (65, 3515935), (325, 703187), (563, 405925), (1249, 182975), (2815, 81185), (6245, 36595), (7319, 31225), (14075, 16237)]