64921570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2819}}^1$

素因数の和:2887

約数の個数: 48

約数和(自身を含む): 138879360

約数和(自身を除く): 73957790

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 70, 94, 98, 235, 245, 329, 470, 490, 658, 1645, 2303, 2819, 3290, 4606, 5638, 11515, 14095, 19733, 23030, 28190, 39466, 98665, 132493, 138131, 197330, 264986, 276262, 662465, 690655, 927451, 1324930, 1381310, 1854902, 4637255, 6492157, 9274510, 12984314, 32460785, 64921570]

約数ペア:

[(1, 64921570), (2, 32460785), (5, 12984314), (7, 9274510), (10, 6492157), (14, 4637255), (35, 1854902), (47, 1381310), (49, 1324930), (70, 927451), (94, 690655), (98, 662465), (235, 276262), (245, 264986), (329, 197330), (470, 138131), (490, 132493), (658, 98665), (1645, 39466), (2303, 28190), (2819, 23030), (3290, 19733), (4606, 14095), (5638, 11515)]