220128025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{14411}}^1$

素因数の和:14481

約数の個数: 24

約数和(自身を含む): 300230784

約数和(自身を除く): 80102759

約数列:

[1, 5, 13, 25, 47, 65, 235, 325, 611, 1175, 3055, 14411, 15275, 72055, 187343, 360275, 677317, 936715, 3386585, 4683575, 8805121, 16932925, 44025605, 220128025]

約数ペア:

[(1, 220128025), (5, 44025605), (13, 16932925), (25, 8805121), (47, 4683575), (65, 3386585), (235, 936715), (325, 677317), (611, 360275), (1175, 187343), (3055, 72055), (14411, 15275)]