61721080

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{26153}}^1$

素因数の和:26223

約数の個数: 32

約数和(自身を含む): 141231600

約数和(自身を除く): 79510520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 26153, 52306, 104612, 130765, 209224, 261530, 523060, 1046120, 1543027, 3086054, 6172108, 7715135, 12344216, 15430270, 30860540, 61721080]

約数ペア:

[(1, 61721080), (2, 30860540), (4, 15430270), (5, 12344216), (8, 7715135), (10, 6172108), (20, 3086054), (40, 1543027), (59, 1046120), (118, 523060), (236, 261530), (295, 209224), (472, 130765), (590, 104612), (1180, 52306), (2360, 26153)]