81734570

素因数分解:

$2^1\times 5^1\times {\mathrm{367}}^1\times {\mathrm{22271}}^1$

素因数の和:22645

約数の個数: 16

約数和(自身を含む): 147529728

約数和(自身を除く): 65795158

約数列:

[1, 2, 5, 10, 367, 734, 1835, 3670, 22271, 44542, 111355, 222710, 8173457, 16346914, 40867285, 81734570]

約数ペア:

[(1, 81734570), (2, 40867285), (5, 16346914), (10, 8173457), (367, 222710), (734, 111355), (1835, 44542), (3670, 22271)]