29972995

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 39528000

約数和(自身を除く): 9555005

約数列:

[1, 5, 13, 65, 79, 169, 395, 449, 845, 1027, 2245, 5135, 5837, 13351, 29185, 35471, 66755, 75881, 177355, 379405, 461123, 2305615, 5994599, 29972995]

約数ペア:

[(1, 29972995), (5, 5994599), (13, 2305615), (65, 461123), (79, 379405), (169, 177355), (395, 75881), (449, 66755), (845, 35471), (1027, 29185), (2245, 13351), (5135, 5837)]