8748025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2447}}^1$

素因数の和:2481

約数の個数: 24

約数和(自身を含む): 12749184

約数和(自身を除く): 4001159

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 2447, 3575, 12235, 26917, 31811, 61175, 134585, 159055, 349921, 672925, 795275, 1749605, 8748025]

約数ペア:

[(1, 8748025), (5, 1749605), (11, 795275), (13, 672925), (25, 349921), (55, 159055), (65, 134585), (143, 61175), (275, 31811), (325, 26917), (715, 12235), (2447, 3575)]