81266270

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{32377}}^1$

素因数の和:32635

約数の個数: 16

約数和(自身を含む): 146866608

約数和(自身を除く): 65600338

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 32377, 64754, 161885, 323770, 8126627, 16253254, 40633135, 81266270]

約数ペア:

[(1, 81266270), (2, 40633135), (5, 16253254), (10, 8126627), (251, 323770), (502, 161885), (1255, 64754), (2510, 32377)]