71474065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 96768000

約数和(自身を除く): 25293935

約数列:

[1, 5, 13, 31, 65, 79, 155, 395, 403, 449, 1027, 2015, 2245, 2449, 5135, 5837, 12245, 13919, 29185, 31837, 35471, 69595, 159185, 177355, 180947, 461123, 904735, 1099601, 2305615, 5498005, 14294813, 71474065]

約数ペア:

[(1, 71474065), (5, 14294813), (13, 5498005), (31, 2305615), (65, 1099601), (79, 904735), (155, 461123), (395, 180947), (403, 177355), (449, 159185), (1027, 69595), (2015, 35471), (2245, 31837), (2449, 29185), (5135, 13919), (5837, 12245)]