81610870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67447}}^1$

素因数の和:67476

約数の個数: 24

約数和(自身を含む): 161470512

約数和(自身を除く): 79859642

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 67447, 134894, 337235, 674470, 741917, 1483834, 3709585, 7419170, 8161087, 16322174, 40805435, 81610870]

約数ペア:

[(1, 81610870), (2, 40805435), (5, 16322174), (10, 8161087), (11, 7419170), (22, 3709585), (55, 1483834), (110, 741917), (121, 674470), (242, 337235), (605, 134894), (1210, 67447)]