82504280

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 190080000

約数和(自身を除く): 107575720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 127, 149, 218, 254, 298, 436, 508, 545, 596, 635, 745, 872, 1016, 1090, 1192, 1270, 1490, 2180, 2540, 2980, 4360, 5080, 5960, 13843, 16241, 18923, 27686, 32482, 37846, 55372, 64964, 69215, 75692, 81205, 94615, 110744, 129928, 138430, 151384, 162410, 189230, 276860, 324820, 378460, 553720, 649640, 756920, 2062607, 4125214, 8250428, 10313035, 16500856, 20626070, 41252140, 82504280]

約数ペア:

[(1, 82504280), (2, 41252140), (4, 20626070), (5, 16500856), (8, 10313035), (10, 8250428), (20, 4125214), (40, 2062607), (109, 756920), (127, 649640), (149, 553720), (218, 378460), (254, 324820), (298, 276860), (436, 189230), (508, 162410), (545, 151384), (596, 138430), (635, 129928), (745, 110744), (872, 94615), (1016, 81205), (1090, 75692), (1192, 69215), (1270, 64964), (1490, 55372), (2180, 37846), (2540, 32482), (2980, 27686), (4360, 18923), (5080, 16241), (5960, 13843)]