64471010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{207971}}^1$

素因数の和:208009

約数の個数: 16

約数和(自身を含む): 119791872

約数和(自身を除く): 55320862

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 207971, 415942, 1039855, 2079710, 6447101, 12894202, 32235505, 64471010]

約数ペア:

[(1, 64471010), (2, 32235505), (5, 12894202), (10, 6447101), (31, 2079710), (62, 1039855), (155, 415942), (310, 207971)]