305220925

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{2221}}^1$

素因数の和:2493

約数の個数: 24

約数和(自身を含む): 396760320

約数和(自身を除く): 91539395

約数列:

[1, 5, 23, 25, 115, 239, 575, 1195, 2221, 5497, 5975, 11105, 27485, 51083, 55525, 137425, 255415, 530819, 1277075, 2654095, 12208837, 13270475, 61044185, 305220925]

約数ペア:

[(1, 305220925), (5, 61044185), (23, 13270475), (25, 12208837), (115, 2654095), (239, 1277075), (575, 530819), (1195, 255415), (2221, 137425), (5497, 55525), (5975, 51083), (11105, 27485)]