20107183675

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{4679}}^1$

素因数の和:4900

約数の個数: 48

約数和(自身を含む): 26810784000

約数和(自身を除く): 6703600325

約数列:

[1, 5, 19, 25, 83, 95, 109, 415, 475, 545, 1577, 2071, 2075, 2725, 4679, 7885, 9047, 10355, 23395, 39425, 45235, 51775, 88901, 116975, 171893, 226175, 388357, 444505, 510011, 859465, 1941785, 2222525, 2550055, 4297325, 7378783, 9690209, 9708925, 12750275, 36893915, 42330913, 48451045, 184469575, 211654565, 242255225, 804287347, 1058272825, 4021436735, 20107183675]

約数ペア:

[(1, 20107183675), (5, 4021436735), (19, 1058272825), (25, 804287347), (83, 242255225), (95, 211654565), (109, 184469575), (415, 48451045), (475, 42330913), (545, 36893915), (1577, 12750275), (2071, 9708925), (2075, 9690209), (2725, 7378783), (4679, 4297325), (7885, 2550055), (9047, 2222525), (10355, 1941785), (23395, 859465), (39425, 510011), (45235, 444505), (51775, 388357), (88901, 226175), (116975, 171893)]