1915437025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{22279}}^1$

素因数の和:22489

約数の個数: 24

約数和(自身を含む): 2514075200

約数和(自身を除く): 598638175

約数列:

[1, 5, 19, 25, 95, 181, 475, 905, 3439, 4525, 17195, 22279, 85975, 111395, 423301, 556975, 2116505, 4032499, 10582525, 20162495, 76617481, 100812475, 383087405, 1915437025]

約数ペア:

[(1, 1915437025), (5, 383087405), (19, 100812475), (25, 76617481), (95, 20162495), (181, 10582525), (475, 4032499), (905, 2116505), (3439, 556975), (4525, 423301), (17195, 111395), (22279, 85975)]