20280491250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{5408131}}^1$

素因数の和:5408156

約数の個数: 40

約数和(自身を含む): 50685013104

約数和(自身を除く): 30404521854

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 1250, 1875, 3750, 5408131, 10816262, 16224393, 27040655, 32448786, 54081310, 81121965, 135203275, 162243930, 270406550, 405609825, 676016375, 811219650, 1352032750, 2028049125, 3380081875, 4056098250, 6760163750, 10140245625, 20280491250]

約数ペア:

[(1, 20280491250), (2, 10140245625), (3, 6760163750), (5, 4056098250), (6, 3380081875), (10, 2028049125), (15, 1352032750), (25, 811219650), (30, 676016375), (50, 405609825), (75, 270406550), (125, 162243930), (150, 135203275), (250, 81121965), (375, 54081310), (625, 32448786), (750, 27040655), (1250, 16224393), (1875, 10816262), (3750, 5408131)]