89918985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 158112000

約数和(自身を除く): 68193015

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 169, 195, 237, 395, 449, 507, 845, 1027, 1185, 1347, 2245, 2535, 3081, 5135, 5837, 6735, 13351, 15405, 17511, 29185, 35471, 40053, 66755, 75881, 87555, 106413, 177355, 200265, 227643, 379405, 461123, 532065, 1138215, 1383369, 2305615, 5994599, 6916845, 17983797, 29972995, 89918985]

約数ペア:

[(1, 89918985), (3, 29972995), (5, 17983797), (13, 6916845), (15, 5994599), (39, 2305615), (65, 1383369), (79, 1138215), (169, 532065), (195, 461123), (237, 379405), (395, 227643), (449, 200265), (507, 177355), (845, 106413), (1027, 87555), (1185, 75881), (1347, 66755), (2245, 40053), (2535, 35471), (3081, 29185), (5135, 17511), (5837, 15405), (6735, 13351)]