42072825

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{7901}}^1$

素因数の和:7985

約数の個数: 24

約数和(自身を含む): 70549056

約数和(自身を除く): 28476231

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 7901, 23703, 39505, 118515, 197525, 560971, 592575, 1682913, 2804855, 8414565, 14024275, 42072825]

約数ペア:

[(1, 42072825), (3, 14024275), (5, 8414565), (15, 2804855), (25, 1682913), (71, 592575), (75, 560971), (213, 197525), (355, 118515), (1065, 39505), (1775, 23703), (5325, 7901)]