15851075

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 20582016

約数和(自身を除く): 4730941

約数列:

[1, 5, 25, 31, 113, 155, 181, 565, 775, 905, 2825, 3503, 4525, 5611, 17515, 20453, 28055, 87575, 102265, 140275, 511325, 634043, 3170215, 15851075]

約数ペア:

[(1, 15851075), (5, 3170215), (25, 634043), (31, 511325), (113, 140275), (155, 102265), (181, 87575), (565, 28055), (775, 20453), (905, 17515), (2825, 5611), (3503, 4525)]