20760625

素因数分解:

$5^4\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:642

約数の個数: 20

約数和(自身を含む): 26429040

約数和(自身を除く): 5668415

約数列:

[1, 5, 25, 59, 125, 295, 563, 625, 1475, 2815, 7375, 14075, 33217, 36875, 70375, 166085, 351875, 830425, 4152125, 20760625]

約数ペア:

[(1, 20760625), (5, 4152125), (25, 830425), (59, 351875), (125, 166085), (295, 70375), (563, 36875), (625, 33217), (1475, 14075), (2815, 7375)]