26521625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:906

約数の個数: 32

約数和(自身を含む): 37564800

約数和(自身を除く): 11043175

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 247, 325, 475, 859, 1235, 1625, 2375, 4295, 6175, 11167, 16321, 21475, 30875, 55835, 81605, 107375, 212173, 279175, 408025, 1060865, 1395875, 2040125, 5304325, 26521625]

約数ペア:

[(1, 26521625), (5, 5304325), (13, 2040125), (19, 1395875), (25, 1060865), (65, 408025), (95, 279175), (125, 212173), (247, 107375), (325, 81605), (475, 55835), (859, 30875), (1235, 21475), (1625, 16321), (2375, 11167), (4295, 6175)]