25785640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22229}}^1$

素因数の和:22269

約数の個数: 32

約数和(自身を含む): 60021000

約数和(自身を除く): 34235360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 22229, 44458, 88916, 111145, 177832, 222290, 444580, 644641, 889160, 1289282, 2578564, 3223205, 5157128, 6446410, 12892820, 25785640]

約数ペア:

[(1, 25785640), (2, 12892820), (4, 6446410), (5, 5157128), (8, 3223205), (10, 2578564), (20, 1289282), (29, 889160), (40, 644641), (58, 444580), (116, 222290), (145, 177832), (232, 111145), (290, 88916), (580, 44458), (1160, 22229)]