83720825

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3121}}^1$

素因数の和:3197

約数の個数: 24

約数和(自身を含む): 110331480

約数和(自身を除く): 26610655

約数列:

[1, 5, 25, 29, 37, 145, 185, 725, 925, 1073, 3121, 5365, 15605, 26825, 78025, 90509, 115477, 452545, 577385, 2262725, 2886925, 3348833, 16744165, 83720825]

約数ペア:

[(1, 83720825), (5, 16744165), (25, 3348833), (29, 2886925), (37, 2262725), (145, 577385), (185, 452545), (725, 115477), (925, 90509), (1073, 78025), (3121, 26825), (5365, 15605)]