68551490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{139901}}^1$

素因数の和:139922

約数の個数: 24

約数和(自身を含む): 143539452

約数和(自身を除く): 74987962

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 139901, 279802, 699505, 979307, 1399010, 1958614, 4896535, 6855149, 9793070, 13710298, 34275745, 68551490]

約数ペア:

[(1, 68551490), (2, 34275745), (5, 13710298), (7, 9793070), (10, 6855149), (14, 4896535), (35, 1958614), (49, 1399010), (70, 979307), (98, 699505), (245, 279802), (490, 139901)]