99820625

素因数分解:

$5^4\times {\mathrm{59}}^1\times {\mathrm{2707}}^1$

素因数の和:2786

約数の個数: 20

約数和(自身を含む): 126896880

約数和(自身を除く): 27076255

約数列:

[1, 5, 25, 59, 125, 295, 625, 1475, 2707, 7375, 13535, 36875, 67675, 159713, 338375, 798565, 1691875, 3992825, 19964125, 99820625]

約数ペア:

[(1, 99820625), (5, 19964125), (25, 3992825), (59, 1691875), (125, 798565), (295, 338375), (625, 159713), (1475, 67675), (2707, 36875), (7375, 13535)]