1856800625

素因数分解:

$5^4\times {\mathrm{73}}^1\times {\mathrm{40697}}^1$

素因数の和:40790

約数の個数: 20

約数和(自身を含む): 2352100212

約数和(自身を除く): 495299587

約数列:

[1, 5, 25, 73, 125, 365, 625, 1825, 9125, 40697, 45625, 203485, 1017425, 2970881, 5087125, 14854405, 25435625, 74272025, 371360125, 1856800625]

約数ペア:

[(1, 1856800625), (5, 371360125), (25, 74272025), (73, 25435625), (125, 14854405), (365, 5087125), (625, 2970881), (1825, 1017425), (9125, 203485), (40697, 45625)]