22027825

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 28894976

約数和(自身を除く): 6867151

約数列:

[1, 5, 25, 31, 43, 155, 215, 661, 775, 1075, 1333, 3305, 6665, 16525, 20491, 28423, 33325, 102455, 142115, 512275, 710575, 881113, 4405565, 22027825]

約数ペア:

[(1, 22027825), (5, 4405565), (25, 881113), (31, 710575), (43, 512275), (155, 142115), (215, 102455), (661, 33325), (775, 28423), (1075, 20491), (1333, 16525), (3305, 6665)]