81111130

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{54437}}^1$

素因数の和:54593

約数の個数: 16

約数和(自身を含む): 146982600

約数和(自身を除く): 65871470

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 54437, 108874, 272185, 544370, 8111113, 16222226, 40555565, 81111130]

約数ペア:

[(1, 81111130), (2, 40555565), (5, 16222226), (10, 8111113), (149, 544370), (298, 272185), (745, 108874), (1490, 54437)]