81108884

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{541}}^1\times {\mathrm{1013}}^1$

素因数の和:1595

約数の個数: 24

約数和(自身を含む): 146190408

約数和(自身を除く): 65081524

約数列:

[1, 2, 4, 37, 74, 148, 541, 1013, 1082, 2026, 2164, 4052, 20017, 37481, 40034, 74962, 80068, 149924, 548033, 1096066, 2192132, 20277221, 40554442, 81108884]

約数ペア:

[(1, 81108884), (2, 40554442), (4, 20277221), (37, 2192132), (74, 1096066), (148, 548033), (541, 149924), (1013, 80068), (1082, 74962), (2026, 40034), (2164, 37481), (4052, 20017)]