51880860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{288227}}^1$

素因数の和:288242

約数の個数: 36

約数和(自身を含む): 157372488

約数和(自身を除く): 105491628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 288227, 576454, 864681, 1152908, 1441135, 1729362, 2594043, 2882270, 3458724, 4323405, 5188086, 5764540, 8646810, 10376172, 12970215, 17293620, 25940430, 51880860]

約数ペア:

[(1, 51880860), (2, 25940430), (3, 17293620), (4, 12970215), (5, 10376172), (6, 8646810), (9, 5764540), (10, 5188086), (12, 4323405), (15, 3458724), (18, 2882270), (20, 2594043), (30, 1729362), (36, 1441135), (45, 1152908), (60, 864681), (90, 576454), (180, 288227)]