80678090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{677}}^1\times {\mathrm{701}}^1$

素因数の和:1402

約数の個数: 32

約数和(自身を含む): 154209744

約数和(自身を除く): 73531654

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 677, 701, 1354, 1402, 3385, 3505, 6770, 7010, 11509, 11917, 23018, 23834, 57545, 59585, 115090, 119170, 474577, 949154, 2372885, 4745770, 8067809, 16135618, 40339045, 80678090]

約数ペア:

[(1, 80678090), (2, 40339045), (5, 16135618), (10, 8067809), (17, 4745770), (34, 2372885), (85, 949154), (170, 474577), (677, 119170), (701, 115090), (1354, 59585), (1402, 57545), (3385, 23834), (3505, 23018), (6770, 11917), (7010, 11509)]