56921475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 102771200

約数和(自身を除く): 45849725

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 79, 195, 237, 325, 395, 739, 975, 1027, 1185, 1975, 2217, 3081, 3695, 5135, 5925, 9607, 11085, 15405, 18475, 25675, 28821, 48035, 55425, 58381, 77025, 144105, 175143, 240175, 291905, 720525, 758953, 875715, 1459525, 2276859, 3794765, 4378575, 11384295, 18973825, 56921475]

約数ペア:

[(1, 56921475), (3, 18973825), (5, 11384295), (13, 4378575), (15, 3794765), (25, 2276859), (39, 1459525), (65, 875715), (75, 758953), (79, 720525), (195, 291905), (237, 240175), (325, 175143), (395, 144105), (739, 77025), (975, 58381), (1027, 55425), (1185, 48035), (1975, 28821), (2217, 25675), (3081, 18475), (3695, 15405), (5135, 11085), (5925, 9607)]