25881970

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{8269}}^1$

素因数の和:8589

約数の個数: 16

約数和(自身を含む): 46742040

約数和(自身を除く): 20860070

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 8269, 16538, 41345, 82690, 2588197, 5176394, 12940985, 25881970]

約数ペア:

[(1, 25881970), (2, 12940985), (5, 5176394), (10, 2588197), (313, 82690), (626, 41345), (1565, 16538), (3130, 8269)]