25990490

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{60443}}^1$

素因数の和:60493

約数の個数: 16

約数和(自身を含む): 47871648

約数和(自身を除く): 21881158

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 60443, 120886, 302215, 604430, 2599049, 5198098, 12995245, 25990490]

約数ペア:

[(1, 25990490), (2, 12995245), (5, 5198098), (10, 2599049), (43, 604430), (86, 302215), (215, 120886), (430, 60443)]