68875040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33113}}^1$

素因数の和:33141

約数の個数: 48

約数和(自身を含む): 175239288

約数和(自身を除く): 106364248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 33113, 66226, 132452, 165565, 264904, 331130, 430469, 529808, 662260, 860938, 1059616, 1324520, 1721876, 2152345, 2649040, 3443752, 4304690, 5298080, 6887504, 8609380, 13775008, 17218760, 34437520, 68875040]

約数ペア:

[(1, 68875040), (2, 34437520), (4, 17218760), (5, 13775008), (8, 8609380), (10, 6887504), (13, 5298080), (16, 4304690), (20, 3443752), (26, 2649040), (32, 2152345), (40, 1721876), (52, 1324520), (65, 1059616), (80, 860938), (104, 662260), (130, 529808), (160, 430469), (208, 331130), (260, 264904), (416, 165565), (520, 132452), (1040, 66226), (2080, 33113)]