25640515

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3779}}^1$

素因数の和:3866

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 7018685

約数列:

[1, 5, 23, 59, 115, 295, 1357, 3779, 6785, 18895, 86917, 222961, 434585, 1114805, 5128103, 25640515]

約数ペア:

[(1, 25640515), (5, 5128103), (23, 1114805), (59, 434585), (115, 222961), (295, 86917), (1357, 18895), (3779, 6785)]