89051740

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 190794240

約数和(自身を除く): 101742500

約数列:

[1, 2, 4, 5, 10, 20, 103, 139, 206, 278, 311, 412, 515, 556, 622, 695, 1030, 1244, 1390, 1555, 2060, 2780, 3110, 6220, 14317, 28634, 32033, 43229, 57268, 64066, 71585, 86458, 128132, 143170, 160165, 172916, 216145, 286340, 320330, 432290, 640660, 864580, 4452587, 8905174, 17810348, 22262935, 44525870, 89051740]

約数ペア:

[(1, 89051740), (2, 44525870), (4, 22262935), (5, 17810348), (10, 8905174), (20, 4452587), (103, 864580), (139, 640660), (206, 432290), (278, 320330), (311, 286340), (412, 216145), (515, 172916), (556, 160165), (622, 143170), (695, 128132), (1030, 86458), (1244, 71585), (1390, 64066), (1555, 57268), (2060, 43229), (2780, 32033), (3110, 28634), (6220, 14317)]