167457740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{661}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 360339840

約数和(自身を除く): 192882100

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 239, 265, 478, 530, 661, 956, 1060, 1195, 1322, 2390, 2644, 3305, 4780, 6610, 12667, 13220, 25334, 35033, 50668, 63335, 70066, 126670, 140132, 157979, 175165, 253340, 315958, 350330, 631916, 700660, 789895, 1579790, 3159580, 8372887, 16745774, 33491548, 41864435, 83728870, 167457740]

約数ペア:

[(1, 167457740), (2, 83728870), (4, 41864435), (5, 33491548), (10, 16745774), (20, 8372887), (53, 3159580), (106, 1579790), (212, 789895), (239, 700660), (265, 631916), (478, 350330), (530, 315958), (661, 253340), (956, 175165), (1060, 157979), (1195, 140132), (1322, 126670), (2390, 70066), (2644, 63335), (3305, 50668), (4780, 35033), (6610, 25334), (12667, 13220)]