66498040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4481}}^1$

素因数の和:4552

約数の個数: 64

約数和(自身を含む): 174260160

約数和(自身を除く): 107762120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 4481, 7420, 8962, 14840, 17924, 22405, 31367, 35848, 44810, 62734, 89620, 125468, 156835, 179240, 237493, 250936, 313670, 474986, 627340, 949972, 1187465, 1254680, 1662451, 1899944, 2374930, 3324902, 4749860, 6649804, 8312255, 9499720, 13299608, 16624510, 33249020, 66498040]

約数ペア:

[(1, 66498040), (2, 33249020), (4, 16624510), (5, 13299608), (7, 9499720), (8, 8312255), (10, 6649804), (14, 4749860), (20, 3324902), (28, 2374930), (35, 1899944), (40, 1662451), (53, 1254680), (56, 1187465), (70, 949972), (106, 627340), (140, 474986), (212, 313670), (265, 250936), (280, 237493), (371, 179240), (424, 156835), (530, 125468), (742, 89620), (1060, 62734), (1484, 44810), (1855, 35848), (2120, 31367), (2968, 22405), (3710, 17924), (4481, 14840), (7420, 8962)]