25887160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49783}}^1$

素因数の和:49807

約数の個数: 32

約数和(自身を含む): 62727840

約数和(自身を除く): 36840680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 49783, 99566, 199132, 248915, 398264, 497830, 647179, 995660, 1294358, 1991320, 2588716, 3235895, 5177432, 6471790, 12943580, 25887160]

約数ペア:

[(1, 25887160), (2, 12943580), (4, 6471790), (5, 5177432), (8, 3235895), (10, 2588716), (13, 1991320), (20, 1294358), (26, 995660), (40, 647179), (52, 497830), (65, 398264), (104, 248915), (130, 199132), (260, 99566), (520, 49783)]