157666225

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{823}}^1$

素因数の和:1009

約数の個数: 24

約数和(自身を含む): 200264960

約数和(自身を除く): 42598735

約数列:

[1, 5, 25, 79, 97, 395, 485, 823, 1975, 2425, 4115, 7663, 20575, 38315, 65017, 79831, 191575, 325085, 399155, 1625425, 1995775, 6306649, 31533245, 157666225]

約数ペア:

[(1, 157666225), (5, 31533245), (25, 6306649), (79, 1995775), (97, 1625425), (395, 399155), (485, 325085), (823, 191575), (1975, 79831), (2425, 65017), (4115, 38315), (7663, 20575)]