139645280

素因数分解:

$2^5\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1109}}^1$

素因数の和:1911

約数の個数: 48

約数和(自身を含む): 330629040

約数和(自身を除く): 190983760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 787, 1109, 1574, 2218, 3148, 3935, 4436, 5545, 6296, 7870, 8872, 11090, 12592, 15740, 17744, 22180, 25184, 31480, 35488, 44360, 62960, 88720, 125920, 177440, 872783, 1745566, 3491132, 4363915, 6982264, 8727830, 13964528, 17455660, 27929056, 34911320, 69822640, 139645280]

約数ペア:

[(1, 139645280), (2, 69822640), (4, 34911320), (5, 27929056), (8, 17455660), (10, 13964528), (16, 8727830), (20, 6982264), (32, 4363915), (40, 3491132), (80, 1745566), (160, 872783), (787, 177440), (1109, 125920), (1574, 88720), (2218, 62960), (3148, 44360), (3935, 35488), (4436, 31480), (5545, 25184), (6296, 22180), (7870, 17744), (8872, 15740), (11090, 12592)]