90717625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 119927808

約数和(自身を除く): 29210183

約数列:

[1, 5, 25, 31, 41, 125, 155, 205, 571, 775, 1025, 1271, 2855, 3875, 5125, 6355, 14275, 17701, 23411, 31775, 71375, 88505, 117055, 158875, 442525, 585275, 725741, 2212625, 2926375, 3628705, 18143525, 90717625]

約数ペア:

[(1, 90717625), (5, 18143525), (25, 3628705), (31, 2926375), (41, 2212625), (125, 725741), (155, 585275), (205, 442525), (571, 158875), (775, 117055), (1025, 88505), (1271, 71375), (2855, 31775), (3875, 23411), (5125, 17701), (6355, 14275)]