66979525

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 85244544

約数和(自身を除く): 18265019

約数列:

[1, 5, 25, 61, 167, 263, 305, 835, 1315, 1525, 4175, 6575, 10187, 16043, 43921, 50935, 80215, 219605, 254675, 401075, 1098025, 2679181, 13395905, 66979525]

約数ペア:

[(1, 66979525), (5, 13395905), (25, 2679181), (61, 1098025), (167, 401075), (263, 254675), (305, 219605), (835, 80215), (1315, 50935), (1525, 43921), (4175, 16043), (6575, 10187)]