68796490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{140401}}^1$

素因数の和:140422

約数の個数: 24

約数和(自身を含む): 144052452

約数和(自身を除く): 75255962

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 140401, 280802, 702005, 982807, 1404010, 1965614, 4914035, 6879649, 9828070, 13759298, 34398245, 68796490]

約数ペア:

[(1, 68796490), (2, 34398245), (5, 13759298), (7, 9828070), (10, 6879649), (14, 4914035), (35, 1965614), (49, 1404010), (70, 982807), (98, 702005), (245, 280802), (490, 140401)]