131351060

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{61379}}^1$

素因数の和:61495

約数の個数: 24

約数和(自身を含む): 278419680

約数和(自身を除く): 147068620

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 61379, 122758, 245516, 306895, 613790, 1227580, 6567553, 13135106, 26270212, 32837765, 65675530, 131351060]

約数ペア:

[(1, 131351060), (2, 65675530), (4, 32837765), (5, 26270212), (10, 13135106), (20, 6567553), (107, 1227580), (214, 613790), (428, 306895), (535, 245516), (1070, 122758), (2140, 61379)]