256489130

素因数分解:

$2^1\times 5^1\times {\mathrm{773}}^1\times {\mathrm{33181}}^1$

素因数の和:33961

約数の個数: 16

約数和(自身を含む): 462291624

約数和(自身を除く): 205802494

約数列:

[1, 2, 5, 10, 773, 1546, 3865, 7730, 33181, 66362, 165905, 331810, 25648913, 51297826, 128244565, 256489130]

約数ペア:

[(1, 256489130), (2, 128244565), (5, 51297826), (10, 25648913), (773, 331810), (1546, 165905), (3865, 66362), (7730, 33181)]