20223875

素因数分解:

$5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{797}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 29877120

約数和(自身を除く): 9653245

約数列:

[1, 5, 7, 25, 29, 35, 125, 145, 175, 203, 725, 797, 875, 1015, 3625, 3985, 5075, 5579, 19925, 23113, 25375, 27895, 99625, 115565, 139475, 161791, 577825, 697375, 808955, 2889125, 4044775, 20223875]

約数ペア:

[(1, 20223875), (5, 4044775), (7, 2889125), (25, 808955), (29, 697375), (35, 577825), (125, 161791), (145, 139475), (175, 115565), (203, 99625), (725, 27895), (797, 25375), (875, 23113), (1015, 19925), (3625, 5579), (3985, 5075)]