204777625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5479}}^1$

素因数の和:5530

約数の個数: 32

約数和(自身を含む): 287239680

約数和(自身を除く): 82462055

約数列:

[1, 5, 13, 23, 25, 65, 115, 125, 299, 325, 575, 1495, 1625, 2875, 5479, 7475, 27395, 37375, 71227, 126017, 136975, 356135, 630085, 684875, 1638221, 1780675, 3150425, 8191105, 8903375, 15752125, 40955525, 204777625]

約数ペア:

[(1, 204777625), (5, 40955525), (13, 15752125), (23, 8903375), (25, 8191105), (65, 3150425), (115, 1780675), (125, 1638221), (299, 684875), (325, 630085), (575, 356135), (1495, 136975), (1625, 126017), (2875, 71227), (5479, 37375), (7475, 27395)]