67520570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{39953}}^1$

素因数の和:39986

約数の個数: 24

約数和(自身を含む): 131608476

約数和(自身を除く): 64087906

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 39953, 79906, 199765, 399530, 519389, 1038778, 2596945, 5193890, 6752057, 13504114, 33760285, 67520570]

約数ペア:

[(1, 67520570), (2, 33760285), (5, 13504114), (10, 6752057), (13, 5193890), (26, 2596945), (65, 1038778), (130, 519389), (169, 399530), (338, 199765), (845, 79906), (1690, 39953)]