164010640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{827}}^1$

素因数の和:944

約数の個数: 80

約数和(自身を含む): 397956672

約数和(自身を除く): 233946032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 67, 74, 80, 134, 148, 185, 268, 296, 335, 370, 536, 592, 670, 740, 827, 1072, 1340, 1480, 1654, 2479, 2680, 2960, 3308, 4135, 4958, 5360, 6616, 8270, 9916, 12395, 13232, 16540, 19832, 24790, 30599, 33080, 39664, 49580, 55409, 61198, 66160, 99160, 110818, 122396, 152995, 198320, 221636, 244792, 277045, 305990, 443272, 489584, 554090, 611980, 886544, 1108180, 1223960, 2050133, 2216360, 2447920, 4100266, 4432720, 8200532, 10250665, 16401064, 20501330, 32802128, 41002660, 82005320, 164010640]

約数ペア:

[(1, 164010640), (2, 82005320), (4, 41002660), (5, 32802128), (8, 20501330), (10, 16401064), (16, 10250665), (20, 8200532), (37, 4432720), (40, 4100266), (67, 2447920), (74, 2216360), (80, 2050133), (134, 1223960), (148, 1108180), (185, 886544), (268, 611980), (296, 554090), (335, 489584), (370, 443272), (536, 305990), (592, 277045), (670, 244792), (740, 221636), (827, 198320), (1072, 152995), (1340, 122396), (1480, 110818), (1654, 99160), (2479, 66160), (2680, 61198), (2960, 55409), (3308, 49580), (4135, 39664), (4958, 33080), (5360, 30599), (6616, 24790), (8270, 19832), (9916, 16540), (12395, 13232)]