5111000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 12636000

約数和(自身を除く): 7525000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 269, 380, 475, 500, 538, 760, 950, 1000, 1076, 1345, 1900, 2152, 2375, 2690, 3800, 4750, 5111, 5380, 6725, 9500, 10222, 10760, 13450, 19000, 20444, 25555, 26900, 33625, 40888, 51110, 53800, 67250, 102220, 127775, 134500, 204440, 255550, 269000, 511100, 638875, 1022200, 1277750, 2555500, 5111000]

約数ペア:

[(1, 5111000), (2, 2555500), (4, 1277750), (5, 1022200), (8, 638875), (10, 511100), (19, 269000), (20, 255550), (25, 204440), (38, 134500), (40, 127775), (50, 102220), (76, 67250), (95, 53800), (100, 51110), (125, 40888), (152, 33625), (190, 26900), (200, 25555), (250, 20444), (269, 19000), (380, 13450), (475, 10760), (500, 10222), (538, 9500), (760, 6725), (950, 5380), (1000, 5111), (1076, 4750), (1345, 3800), (1900, 2690), (2152, 2375)]