13222625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 18170880

約数和(自身を除く): 4948255

約数列:

[1, 5, 13, 25, 65, 79, 103, 125, 325, 395, 515, 1027, 1339, 1625, 1975, 2575, 5135, 6695, 8137, 9875, 12875, 25675, 33475, 40685, 105781, 128375, 167375, 203425, 528905, 1017125, 2644525, 13222625]

約数ペア:

[(1, 13222625), (5, 2644525), (13, 1017125), (25, 528905), (65, 203425), (79, 167375), (103, 128375), (125, 105781), (325, 40685), (395, 33475), (515, 25675), (1027, 12875), (1339, 9875), (1625, 8137), (1975, 6695), (2575, 5135)]