287343025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{1187}}^1$

素因数の和:1641

約数の個数: 24

約数和(自身を含む): 372993984

約数和(自身を除く): 85650959

約数列:

[1, 5, 23, 25, 115, 421, 575, 1187, 2105, 5935, 9683, 10525, 27301, 29675, 48415, 136505, 242075, 499727, 682525, 2498635, 11493721, 12493175, 57468605, 287343025]

約数ペア:

[(1, 287343025), (5, 57468605), (23, 12493175), (25, 11493721), (115, 2498635), (421, 682525), (575, 499727), (1187, 242075), (2105, 136505), (5935, 48415), (9683, 29675), (10525, 27301)]