282631375

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 404924832

約数和(自身を除く): 122293457

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 169, 221, 325, 425, 787, 845, 1105, 1625, 2125, 2873, 3935, 4225, 5525, 10231, 13379, 14365, 19675, 21125, 27625, 51155, 66895, 71825, 98375, 133003, 173927, 255775, 334475, 359125, 665015, 869635, 1278875, 1672375, 2261051, 3325075, 4348175, 11305255, 16625375, 21740875, 56526275, 282631375]

約数ペア:

[(1, 282631375), (5, 56526275), (13, 21740875), (17, 16625375), (25, 11305255), (65, 4348175), (85, 3325075), (125, 2261051), (169, 1672375), (221, 1278875), (325, 869635), (425, 665015), (787, 359125), (845, 334475), (1105, 255775), (1625, 173927), (2125, 133003), (2873, 98375), (3935, 71825), (4225, 66895), (5525, 51155), (10231, 27625), (13379, 21125), (14365, 19675)]