6490000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1$

素因数の和:98

約数の個数: 100

約数和(自身を含む): 17431920

約数和(自身を除く): 10941920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 59, 80, 88, 100, 110, 118, 125, 176, 200, 220, 236, 250, 275, 295, 400, 440, 472, 500, 550, 590, 625, 649, 880, 944, 1000, 1100, 1180, 1250, 1298, 1375, 1475, 2000, 2200, 2360, 2500, 2596, 2750, 2950, 3245, 4400, 4720, 5000, 5192, 5500, 5900, 6490, 6875, 7375, 10000, 10384, 11000, 11800, 12980, 13750, 14750, 16225, 22000, 23600, 25960, 27500, 29500, 32450, 36875, 51920, 55000, 59000, 64900, 73750, 81125, 110000, 118000, 129800, 147500, 162250, 259600, 295000, 324500, 405625, 590000, 649000, 811250, 1298000, 1622500, 3245000, 6490000]

約数ペア:

[(1, 6490000), (2, 3245000), (4, 1622500), (5, 1298000), (8, 811250), (10, 649000), (11, 590000), (16, 405625), (20, 324500), (22, 295000), (25, 259600), (40, 162250), (44, 147500), (50, 129800), (55, 118000), (59, 110000), (80, 81125), (88, 73750), (100, 64900), (110, 59000), (118, 55000), (125, 51920), (176, 36875), (200, 32450), (220, 29500), (236, 27500), (250, 25960), (275, 23600), (295, 22000), (400, 16225), (440, 14750), (472, 13750), (500, 12980), (550, 11800), (590, 11000), (625, 10384), (649, 10000), (880, 7375), (944, 6875), (1000, 6490), (1100, 5900), (1180, 5500), (1250, 5192), (1298, 5000), (1375, 4720), (1475, 4400), (2000, 3245), (2200, 2950), (2360, 2750), (2500, 2596)]