20165260250

素因数分解:

$2^1\times 5^3\times {\mathrm{71}}^2\times {\mathrm{16001}}^1$

素因数の和:16160

約数の個数: 48

約数和(自身を含む): 38290929768

約数和(自身を除く): 18125669518

約数列:

[1, 2, 5, 10, 25, 50, 71, 125, 142, 250, 355, 710, 1775, 3550, 5041, 8875, 10082, 16001, 17750, 25205, 32002, 50410, 80005, 126025, 160010, 252050, 400025, 630125, 800050, 1136071, 1260250, 2000125, 2272142, 4000250, 5680355, 11360710, 28401775, 56803550, 80661041, 142008875, 161322082, 284017750, 403305205, 806610410, 2016526025, 4033052050, 10082630125, 20165260250]

約数ペア:

[(1, 20165260250), (2, 10082630125), (5, 4033052050), (10, 2016526025), (25, 806610410), (50, 403305205), (71, 284017750), (125, 161322082), (142, 142008875), (250, 80661041), (355, 56803550), (710, 28401775), (1775, 11360710), (3550, 5680355), (5041, 4000250), (8875, 2272142), (10082, 2000125), (16001, 1260250), (17750, 1136071), (25205, 800050), (32002, 630125), (50410, 400025), (80005, 252050), (126025, 160010)]