179144225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:534

約数の個数: 36

約数和(自身を含む): 243371700

約数和(自身を除く): 64227475

約数列:

[1, 5, 13, 25, 65, 109, 169, 325, 389, 545, 845, 1417, 1945, 2725, 4225, 5057, 7085, 9725, 18421, 25285, 35425, 42401, 65741, 92105, 126425, 212005, 328705, 460525, 551213, 1060025, 1643525, 2756065, 7165769, 13780325, 35828845, 179144225]

約数ペア:

[(1, 179144225), (5, 35828845), (13, 13780325), (25, 7165769), (65, 2756065), (109, 1643525), (169, 1060025), (325, 551213), (389, 460525), (545, 328705), (845, 212005), (1417, 126425), (1945, 92105), (2725, 65741), (4225, 42401), (5057, 35425), (7085, 25285), (9725, 18421)]