28885450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1811}}^1$

素因数の和:1863

約数の個数: 48

約数和(自身を含む): 60665760

約数和(自身を除く): 31780310

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 145, 275, 290, 319, 550, 638, 725, 1450, 1595, 1811, 3190, 3622, 7975, 9055, 15950, 18110, 19921, 39842, 45275, 52519, 90550, 99605, 105038, 199210, 262595, 498025, 525190, 577709, 996050, 1155418, 1312975, 2625950, 2888545, 5777090, 14442725, 28885450]

約数ペア:

[(1, 28885450), (2, 14442725), (5, 5777090), (10, 2888545), (11, 2625950), (22, 1312975), (25, 1155418), (29, 996050), (50, 577709), (55, 525190), (58, 498025), (110, 262595), (145, 199210), (275, 105038), (290, 99605), (319, 90550), (550, 52519), (638, 45275), (725, 39842), (1450, 19921), (1595, 18110), (1811, 15950), (3190, 9055), (3622, 7975)]