156907825

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1499}}^1$

素因数の和:1641

約数の個数: 24

約数和(自身を含む): 200880000

約数和(自身を除く): 43972175

約数列:

[1, 5, 25, 53, 79, 265, 395, 1325, 1499, 1975, 4187, 7495, 20935, 37475, 79447, 104675, 118421, 397235, 592105, 1986175, 2960525, 6276313, 31381565, 156907825]

約数ペア:

[(1, 156907825), (5, 31381565), (25, 6276313), (53, 2960525), (79, 1986175), (265, 592105), (395, 397235), (1325, 118421), (1499, 104675), (1975, 79447), (4187, 37475), (7495, 20935)]