87565520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{577}}^1$

素因数の和:868

約数の個数: 80

約数和(自身を含む): 233937408

約数和(自身を除く): 146371888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 271, 280, 542, 560, 577, 1084, 1154, 1355, 1897, 2168, 2308, 2710, 2885, 3794, 4039, 4336, 4616, 5420, 5770, 7588, 8078, 9232, 9485, 10840, 11540, 15176, 16156, 18970, 20195, 21680, 23080, 30352, 32312, 37940, 40390, 46160, 64624, 75880, 80780, 151760, 156367, 161560, 312734, 323120, 625468, 781835, 1094569, 1250936, 1563670, 2189138, 2501872, 3127340, 4378276, 5472845, 6254680, 8756552, 10945690, 12509360, 17513104, 21891380, 43782760, 87565520]

約数ペア:

[(1, 87565520), (2, 43782760), (4, 21891380), (5, 17513104), (7, 12509360), (8, 10945690), (10, 8756552), (14, 6254680), (16, 5472845), (20, 4378276), (28, 3127340), (35, 2501872), (40, 2189138), (56, 1563670), (70, 1250936), (80, 1094569), (112, 781835), (140, 625468), (271, 323120), (280, 312734), (542, 161560), (560, 156367), (577, 151760), (1084, 80780), (1154, 75880), (1355, 64624), (1897, 46160), (2168, 40390), (2308, 37940), (2710, 32312), (2885, 30352), (3794, 23080), (4039, 21680), (4336, 20195), (4616, 18970), (5420, 16156), (5770, 15176), (7588, 11540), (8078, 10840), (9232, 9485)]