81831870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{101027}}^1$

素因数の和:101046

約数の個数: 40

約数和(自身を含む): 220038984

約数和(自身を除く): 138207114

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 101027, 202054, 303081, 505135, 606162, 909243, 1010270, 1515405, 1818486, 2727729, 3030810, 4546215, 5455458, 8183187, 9092430, 13638645, 16366374, 27277290, 40915935, 81831870]

約数ペア:

[(1, 81831870), (2, 40915935), (3, 27277290), (5, 16366374), (6, 13638645), (9, 9092430), (10, 8183187), (15, 5455458), (18, 4546215), (27, 3030810), (30, 2727729), (45, 1818486), (54, 1515405), (81, 1010270), (90, 909243), (135, 606162), (162, 505135), (270, 303081), (405, 202054), (810, 101027)]