20505536300

素因数分解:

$2^2\times 5^2\times {\mathrm{2309}}^1\times {\mathrm{88807}}^1$

素因数の和:91130

約数の個数: 36

約数和(自身を含む): 44516786160

約数和(自身を除く): 24011249860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2309, 4618, 9236, 11545, 23090, 46180, 57725, 88807, 115450, 177614, 230900, 355228, 444035, 888070, 1776140, 2220175, 4440350, 8880700, 205055363, 410110726, 820221452, 1025276815, 2050553630, 4101107260, 5126384075, 10252768150, 20505536300]

約数ペア:

[(1, 20505536300), (2, 10252768150), (4, 5126384075), (5, 4101107260), (10, 2050553630), (20, 1025276815), (25, 820221452), (50, 410110726), (100, 205055363), (2309, 8880700), (4618, 4440350), (9236, 2220175), (11545, 1776140), (23090, 888070), (46180, 444035), (57725, 355228), (88807, 230900), (115450, 177614)]