51700160

素因数分解:

$2^6\times 5^1\times {\mathrm{161563}}^1$

素因数の和:161580

約数の個数: 28

約数和(自身を含む): 123111768

約数和(自身を除く): 71411608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 161563, 323126, 646252, 807815, 1292504, 1615630, 2585008, 3231260, 5170016, 6462520, 10340032, 12925040, 25850080, 51700160]

約数ペア:

[(1, 51700160), (2, 25850080), (4, 12925040), (5, 10340032), (8, 6462520), (10, 5170016), (16, 3231260), (20, 2585008), (32, 1615630), (40, 1292504), (64, 807815), (80, 646252), (160, 323126), (320, 161563)]