85974680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5281}}^1$

素因数の和:5340

約数の個数: 64

約数和(自身を含む): 216773280

約数和(自身を除く): 130798600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 4070, 5281, 8140, 10562, 16280, 21124, 26405, 42248, 52810, 58091, 105620, 116182, 195397, 211240, 232364, 290455, 390794, 464728, 580910, 781588, 976985, 1161820, 1563176, 1953970, 2149367, 2323640, 3907940, 4298734, 7815880, 8597468, 10746835, 17194936, 21493670, 42987340, 85974680]

約数ペア:

[(1, 85974680), (2, 42987340), (4, 21493670), (5, 17194936), (8, 10746835), (10, 8597468), (11, 7815880), (20, 4298734), (22, 3907940), (37, 2323640), (40, 2149367), (44, 1953970), (55, 1563176), (74, 1161820), (88, 976985), (110, 781588), (148, 580910), (185, 464728), (220, 390794), (296, 290455), (370, 232364), (407, 211240), (440, 195397), (740, 116182), (814, 105620), (1480, 58091), (1628, 52810), (2035, 42248), (3256, 26405), (4070, 21124), (5281, 16280), (8140, 10562)]