81116305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{1249}}^1$

素因数の和:1704

約数の個数: 16

約数和(自身を含む): 100800000

約数和(自身を除く): 19683695

約数列:

[1, 5, 31, 155, 419, 1249, 2095, 6245, 12989, 38719, 64945, 193595, 523331, 2616655, 16223261, 81116305]

約数ペア:

[(1, 81116305), (5, 16223261), (31, 2616655), (155, 523331), (419, 193595), (1249, 64945), (2095, 38719), (6245, 12989)]