165372280

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:1036

約数の個数: 64

約数和(自身を含む): 383616000

約数和(自身を除く): 218243720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 79, 118, 158, 236, 295, 316, 395, 472, 590, 632, 790, 887, 1180, 1580, 1774, 2360, 3160, 3548, 4435, 4661, 7096, 8870, 9322, 17740, 18644, 23305, 35480, 37288, 46610, 52333, 70073, 93220, 104666, 140146, 186440, 209332, 261665, 280292, 350365, 418664, 523330, 560584, 700730, 1046660, 1401460, 2093320, 2802920, 4134307, 8268614, 16537228, 20671535, 33074456, 41343070, 82686140, 165372280]

約数ペア:

[(1, 165372280), (2, 82686140), (4, 41343070), (5, 33074456), (8, 20671535), (10, 16537228), (20, 8268614), (40, 4134307), (59, 2802920), (79, 2093320), (118, 1401460), (158, 1046660), (236, 700730), (295, 560584), (316, 523330), (395, 418664), (472, 350365), (590, 280292), (632, 261665), (790, 209332), (887, 186440), (1180, 140146), (1580, 104666), (1774, 93220), (2360, 70073), (3160, 52333), (3548, 46610), (4435, 37288), (4661, 35480), (7096, 23305), (8870, 18644), (9322, 17740)]