68640230

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^2\times {\mathrm{647}}^1$

素因数の和:860

約数の個数: 24

約数和(自身を含む): 124956432

約数和(自身を除く): 56316202

約数列:

[1, 2, 5, 10, 103, 206, 515, 647, 1030, 1294, 3235, 6470, 10609, 21218, 53045, 66641, 106090, 133282, 333205, 666410, 6864023, 13728046, 34320115, 68640230]

約数ペア:

[(1, 68640230), (2, 34320115), (5, 13728046), (10, 6864023), (103, 666410), (206, 333205), (515, 133282), (647, 106090), (1030, 66641), (1294, 53045), (3235, 21218), (6470, 10609)]