68584640

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2713}}^1$

素因数の和:2809

約数の個数: 56

約数和(自身を含む): 165445440

約数和(自身を除く): 96860800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 2713, 3160, 5056, 5426, 6320, 10852, 12640, 13565, 21704, 25280, 27130, 43408, 54260, 86816, 108520, 173632, 214327, 217040, 428654, 434080, 857308, 868160, 1071635, 1714616, 2143270, 3429232, 4286540, 6858464, 8573080, 13716928, 17146160, 34292320, 68584640]

約数ペア:

[(1, 68584640), (2, 34292320), (4, 17146160), (5, 13716928), (8, 8573080), (10, 6858464), (16, 4286540), (20, 3429232), (32, 2143270), (40, 1714616), (64, 1071635), (79, 868160), (80, 857308), (158, 434080), (160, 428654), (316, 217040), (320, 214327), (395, 173632), (632, 108520), (790, 86816), (1264, 54260), (1580, 43408), (2528, 27130), (2713, 25280), (3160, 21704), (5056, 13565), (5426, 12640), (6320, 10852)]