138165040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{132851}}^1$

素因数の和:132877

約数の個数: 40

約数和(自身を含む): 345946608

約数和(自身を除く): 207781568

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 132851, 265702, 531404, 664255, 1062808, 1328510, 1727063, 2125616, 2657020, 3454126, 5314040, 6908252, 8635315, 10628080, 13816504, 17270630, 27633008, 34541260, 69082520, 138165040]

約数ペア:

[(1, 138165040), (2, 69082520), (4, 34541260), (5, 27633008), (8, 17270630), (10, 13816504), (13, 10628080), (16, 8635315), (20, 6908252), (26, 5314040), (40, 3454126), (52, 2657020), (65, 2125616), (80, 1727063), (104, 1328510), (130, 1062808), (208, 664255), (260, 531404), (520, 265702), (1040, 132851)]