81075070

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{29917}}^1$

素因数の和:30195

約数の個数: 16

約数和(自身を含む): 146478528

約数和(自身を除く): 65403458

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 29917, 59834, 149585, 299170, 8107507, 16215014, 40537535, 81075070]

約数ペア:

[(1, 81075070), (2, 40537535), (5, 16215014), (10, 8107507), (271, 299170), (542, 149585), (1355, 59834), (2710, 29917)]