51541880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99119}}^1$

素因数の和:99143

約数の個数: 32

約数和(自身を含む): 124891200

約数和(自身を除く): 73349320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 99119, 198238, 396476, 495595, 792952, 991190, 1288547, 1982380, 2577094, 3964760, 5154188, 6442735, 10308376, 12885470, 25770940, 51541880]

約数ペア:

[(1, 51541880), (2, 25770940), (4, 12885470), (5, 10308376), (8, 6442735), (10, 5154188), (13, 3964760), (20, 2577094), (26, 1982380), (40, 1288547), (52, 991190), (65, 792952), (104, 495595), (130, 396476), (260, 198238), (520, 99119)]