2019945125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{10723}}^1$

素因数の和:10886

約数の個数: 32

約数和(自身を含む): 2770395264

約数和(自身を除く): 750450139

約数列:

[1, 5, 11, 25, 55, 125, 137, 275, 685, 1375, 1507, 3425, 7535, 10723, 17125, 37675, 53615, 117953, 188375, 268075, 589765, 1340375, 1469051, 2948825, 7345255, 14744125, 16159561, 36726275, 80797805, 183631375, 403989025, 2019945125]

約数ペア:

[(1, 2019945125), (5, 403989025), (11, 183631375), (25, 80797805), (55, 36726275), (125, 16159561), (137, 14744125), (275, 7345255), (685, 2948825), (1375, 1469051), (1507, 1340375), (3425, 589765), (7535, 268075), (10723, 188375), (17125, 117953), (37675, 53615)]