7880054920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{94849}}^1$

素因数の和:94958

約数の個数: 64

約数和(自身を含む): 18575424000

約数和(自身を除く): 10695369080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 1240, 1340, 2077, 2680, 4154, 8308, 10385, 16616, 20770, 41540, 83080, 94849, 189698, 379396, 474245, 758792, 948490, 1896980, 2940319, 3793960, 5880638, 6354883, 11761276, 12709766, 14701595, 23522552, 25419532, 29403190, 31774415, 50839064, 58806380, 63548830, 117612760, 127097660, 197001373, 254195320, 394002746, 788005492, 985006865, 1576010984, 1970013730, 3940027460, 7880054920]

約数ペア:

[(1, 7880054920), (2, 3940027460), (4, 1970013730), (5, 1576010984), (8, 985006865), (10, 788005492), (20, 394002746), (31, 254195320), (40, 197001373), (62, 127097660), (67, 117612760), (124, 63548830), (134, 58806380), (155, 50839064), (248, 31774415), (268, 29403190), (310, 25419532), (335, 23522552), (536, 14701595), (620, 12709766), (670, 11761276), (1240, 6354883), (1340, 5880638), (2077, 3793960), (2680, 2940319), (4154, 1896980), (8308, 948490), (10385, 758792), (16616, 474245), (20770, 379396), (41540, 189698), (83080, 94849)]