25727260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1867}}^1$

素因数の和:1942

約数の個数: 48

約数和(自身を含む): 59312736

約数和(自身を除く): 33585476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 1867, 2756, 3445, 3734, 6890, 7468, 9335, 13780, 18670, 24271, 37340, 48542, 97084, 98951, 121355, 197902, 242710, 395804, 485420, 494755, 989510, 1286363, 1979020, 2572726, 5145452, 6431815, 12863630, 25727260]

約数ペア:

[(1, 25727260), (2, 12863630), (4, 6431815), (5, 5145452), (10, 2572726), (13, 1979020), (20, 1286363), (26, 989510), (52, 494755), (53, 485420), (65, 395804), (106, 242710), (130, 197902), (212, 121355), (260, 98951), (265, 97084), (530, 48542), (689, 37340), (1060, 24271), (1378, 18670), (1867, 13780), (2756, 9335), (3445, 7468), (3734, 6890)]