25685000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{467}}^1$

素因数の和:504

約数の個数: 80

約数和(自身を含む): 65791440

約数和(自身を除く): 40106440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 467, 500, 550, 625, 934, 1000, 1100, 1250, 1375, 1868, 2200, 2335, 2500, 2750, 3736, 4670, 5000, 5137, 5500, 6875, 9340, 10274, 11000, 11675, 13750, 18680, 20548, 23350, 25685, 27500, 41096, 46700, 51370, 55000, 58375, 93400, 102740, 116750, 128425, 205480, 233500, 256850, 291875, 467000, 513700, 583750, 642125, 1027400, 1167500, 1284250, 2335000, 2568500, 3210625, 5137000, 6421250, 12842500, 25685000]

約数ペア:

[(1, 25685000), (2, 12842500), (4, 6421250), (5, 5137000), (8, 3210625), (10, 2568500), (11, 2335000), (20, 1284250), (22, 1167500), (25, 1027400), (40, 642125), (44, 583750), (50, 513700), (55, 467000), (88, 291875), (100, 256850), (110, 233500), (125, 205480), (200, 128425), (220, 116750), (250, 102740), (275, 93400), (440, 58375), (467, 55000), (500, 51370), (550, 46700), (625, 41096), (934, 27500), (1000, 25685), (1100, 23350), (1250, 20548), (1375, 18680), (1868, 13750), (2200, 11675), (2335, 11000), (2500, 10274), (2750, 9340), (3736, 6875), (4670, 5500), (5000, 5137)]