4987775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 6770400

約数和(自身を除く): 1782625

約数列:

[1, 5, 13, 25, 65, 103, 149, 325, 515, 745, 1339, 1937, 2575, 3725, 6695, 9685, 15347, 33475, 48425, 76735, 199511, 383675, 997555, 4987775]

約数ペア:

[(1, 4987775), (5, 997555), (13, 383675), (25, 199511), (65, 76735), (103, 48425), (149, 33475), (325, 15347), (515, 9685), (745, 6695), (1339, 3725), (1937, 2575)]