56027725

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 36

約数和(自身を含む): 76585500

約数和(自身を除く): 20557775

約数列:

[1, 5, 13, 25, 65, 89, 149, 169, 325, 445, 745, 845, 1157, 1937, 2225, 3725, 4225, 5785, 9685, 13261, 15041, 25181, 28925, 48425, 66305, 75205, 125905, 172393, 331525, 376025, 629525, 861965, 2241109, 4309825, 11205545, 56027725]

約数ペア:

[(1, 56027725), (5, 11205545), (13, 4309825), (25, 2241109), (65, 861965), (89, 629525), (149, 376025), (169, 331525), (325, 172393), (445, 125905), (745, 75205), (845, 66305), (1157, 48425), (1937, 28925), (2225, 25181), (3725, 15041), (4225, 13261), (5785, 9685)]