86642440

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{6833}}^1$

素因数の和:7161

約数の個数: 32

約数和(自身を含む): 195589080

約数和(自身を除く): 108946640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 6340, 6833, 12680, 13666, 27332, 34165, 54664, 68330, 136660, 273320, 2166061, 4332122, 8664244, 10830305, 17328488, 21660610, 43321220, 86642440]

約数ペア:

[(1, 86642440), (2, 43321220), (4, 21660610), (5, 17328488), (8, 10830305), (10, 8664244), (20, 4332122), (40, 2166061), (317, 273320), (634, 136660), (1268, 68330), (1585, 54664), (2536, 34165), (3170, 27332), (6340, 13666), (6833, 12680)]