85789790

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{140639}}^1$

素因数の和:140707

約数の個数: 16

約数和(自身を含む): 156954240

約数和(自身を除く): 71164450

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 140639, 281278, 703195, 1406390, 8578979, 17157958, 42894895, 85789790]

約数ペア:

[(1, 85789790), (2, 42894895), (5, 17157958), (10, 8578979), (61, 1406390), (122, 703195), (305, 281278), (610, 140639)]