1213185025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{9547}}^1$

素因数の和:9610

約数の個数: 48

約数和(自身を含む): 1790135424

約数和(自身を除く): 576950399

約数列:

[1, 5, 13, 17, 23, 25, 65, 85, 115, 221, 299, 325, 391, 425, 575, 1105, 1495, 1955, 5083, 5525, 7475, 9547, 9775, 25415, 47735, 124111, 127075, 162299, 219581, 238675, 620555, 811495, 1097905, 2109887, 2854553, 3102775, 3732877, 4057475, 5489525, 10549435, 14272765, 18664385, 48527401, 52747175, 71363825, 93321925, 242637005, 1213185025]

約数ペア:

[(1, 1213185025), (5, 242637005), (13, 93321925), (17, 71363825), (23, 52747175), (25, 48527401), (65, 18664385), (85, 14272765), (115, 10549435), (221, 5489525), (299, 4057475), (325, 3732877), (391, 3102775), (425, 2854553), (575, 2109887), (1105, 1097905), (1495, 811495), (1955, 620555), (5083, 238675), (5525, 219581), (7475, 162299), (9547, 127075), (9775, 124111), (25415, 47735)]