165716740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{12203}}^1$

素因数の和:12316

約数の個数: 48

約数和(自身を含む): 401853312

約数和(自身を除く): 236136572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 6790, 12203, 13580, 24406, 48812, 61015, 85421, 122030, 170842, 244060, 341684, 427105, 854210, 1183691, 1708420, 2367382, 4734764, 5918455, 8285837, 11836910, 16571674, 23673820, 33143348, 41429185, 82858370, 165716740]

約数ペア:

[(1, 165716740), (2, 82858370), (4, 41429185), (5, 33143348), (7, 23673820), (10, 16571674), (14, 11836910), (20, 8285837), (28, 5918455), (35, 4734764), (70, 2367382), (97, 1708420), (140, 1183691), (194, 854210), (388, 427105), (485, 341684), (679, 244060), (970, 170842), (1358, 122030), (1940, 85421), (2716, 61015), (3395, 48812), (6790, 24406), (12203, 13580)]