51189660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{284387}}^1$

素因数の和:284402

約数の個数: 36

約数和(自身を含む): 155275848

約数和(自身を除く): 104086188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 284387, 568774, 853161, 1137548, 1421935, 1706322, 2559483, 2843870, 3412644, 4265805, 5118966, 5687740, 8531610, 10237932, 12797415, 17063220, 25594830, 51189660]

約数ペア:

[(1, 51189660), (2, 25594830), (3, 17063220), (4, 12797415), (5, 10237932), (6, 8531610), (9, 5687740), (10, 5118966), (12, 4265805), (15, 3412644), (18, 2843870), (20, 2559483), (30, 1706322), (36, 1421935), (45, 1137548), (60, 853161), (90, 568774), (180, 284387)]