79780570

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{359}}^1$

素因数の和:750

約数の個数: 32

約数和(自身を含む): 146499840

約数和(自身を除く): 66719270

約数列:

[1, 2, 5, 10, 71, 142, 313, 355, 359, 626, 710, 718, 1565, 1795, 3130, 3590, 22223, 25489, 44446, 50978, 111115, 112367, 127445, 222230, 224734, 254890, 561835, 1123670, 7978057, 15956114, 39890285, 79780570]

約数ペア:

[(1, 79780570), (2, 39890285), (5, 15956114), (10, 7978057), (71, 1123670), (142, 561835), (313, 254890), (355, 224734), (359, 222230), (626, 127445), (710, 112367), (718, 111115), (1565, 50978), (1795, 44446), (3130, 25489), (3590, 22223)]