664526090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{977}}^1\times {\mathrm{4001}}^1$

素因数の和:5002

約数の個数: 32

約数和(自身を含む): 1268121744

約数和(自身を除く): 603595654

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 977, 1954, 4001, 4885, 8002, 9770, 16609, 20005, 33218, 40010, 68017, 83045, 136034, 166090, 340085, 680170, 3908977, 7817954, 19544885, 39089770, 66452609, 132905218, 332263045, 664526090]

約数ペア:

[(1, 664526090), (2, 332263045), (5, 132905218), (10, 66452609), (17, 39089770), (34, 19544885), (85, 7817954), (170, 3908977), (977, 680170), (1954, 340085), (4001, 166090), (4885, 136034), (8002, 83045), (9770, 68017), (16609, 40010), (20005, 33218)]