64151090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{206939}}^1$

素因数の和:206977

約数の個数: 16

約数和(自身を含む): 119197440

約数和(自身を除く): 55046350

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 206939, 413878, 1034695, 2069390, 6415109, 12830218, 32075545, 64151090]

約数ペア:

[(1, 64151090), (2, 32075545), (5, 12830218), (10, 6415109), (31, 2069390), (62, 1034695), (155, 413878), (310, 206939)]