68780195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{5189}}^1$

素因数の和:5446

約数の個数: 16

約数和(自身を含む): 90430560

約数和(自身を除く): 21650365

約数列:

[1, 5, 11, 55, 241, 1205, 2651, 5189, 13255, 25945, 57079, 285395, 1250549, 6252745, 13756039, 68780195]

約数ペア:

[(1, 68780195), (5, 13756039), (11, 6252745), (55, 1250549), (241, 285395), (1205, 57079), (2651, 25945), (5189, 13255)]