25741755

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 48746880

約数和(自身を除く): 23005125

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 79, 117, 195, 237, 395, 557, 585, 711, 1027, 1185, 1671, 2785, 3081, 3555, 5013, 5135, 7241, 8355, 9243, 15405, 21723, 25065, 36205, 44003, 46215, 65169, 108615, 132009, 220015, 325845, 396027, 572039, 660045, 1716117, 1980135, 2860195, 5148351, 8580585, 25741755]

約数ペア:

[(1, 25741755), (3, 8580585), (5, 5148351), (9, 2860195), (13, 1980135), (15, 1716117), (39, 660045), (45, 572039), (65, 396027), (79, 325845), (117, 220015), (195, 132009), (237, 108615), (395, 65169), (557, 46215), (585, 44003), (711, 36205), (1027, 25065), (1185, 21723), (1671, 15405), (2785, 9243), (3081, 8355), (3555, 7241), (5013, 5135)]