72544580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{88469}}^1$

素因数の和:88519

約数の個数: 24

約数和(自身を含む): 156061080

約数和(自身を除く): 83516500

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 88469, 176938, 353876, 442345, 884690, 1769380, 3627229, 7254458, 14508916, 18136145, 36272290, 72544580]

約数ペア:

[(1, 72544580), (2, 36272290), (4, 18136145), (5, 14508916), (10, 7254458), (20, 3627229), (41, 1769380), (82, 884690), (164, 442345), (205, 353876), (410, 176938), (820, 88469)]