74725000

素因数分解:

$2^3\times 5^5\times 7^2\times {\mathrm{61}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 207057060

約数和(自身を除く): 132332060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 61, 70, 98, 100, 122, 125, 140, 175, 196, 200, 244, 245, 250, 280, 305, 350, 392, 427, 488, 490, 500, 610, 625, 700, 854, 875, 980, 1000, 1220, 1225, 1250, 1400, 1525, 1708, 1750, 1960, 2135, 2440, 2450, 2500, 2989, 3050, 3125, 3416, 3500, 4270, 4375, 4900, 5000, 5978, 6100, 6125, 6250, 7000, 7625, 8540, 8750, 9800, 10675, 11956, 12200, 12250, 12500, 14945, 15250, 17080, 17500, 21350, 21875, 23912, 24500, 25000, 29890, 30500, 30625, 35000, 38125, 42700, 43750, 49000, 53375, 59780, 61000, 61250, 74725, 76250, 85400, 87500, 106750, 119560, 122500, 149450, 152500, 153125, 175000, 190625, 213500, 245000, 266875, 298900, 305000, 306250, 373625, 381250, 427000, 533750, 597800, 612500, 747250, 762500, 1067500, 1225000, 1334375, 1494500, 1525000, 1868125, 2135000, 2668750, 2989000, 3736250, 5337500, 7472500, 9340625, 10675000, 14945000, 18681250, 37362500, 74725000]

約数ペア:

[(1, 74725000), (2, 37362500), (4, 18681250), (5, 14945000), (7, 10675000), (8, 9340625), (10, 7472500), (14, 5337500), (20, 3736250), (25, 2989000), (28, 2668750), (35, 2135000), (40, 1868125), (49, 1525000), (50, 1494500), (56, 1334375), (61, 1225000), (70, 1067500), (98, 762500), (100, 747250), (122, 612500), (125, 597800), (140, 533750), (175, 427000), (196, 381250), (200, 373625), (244, 306250), (245, 305000), (250, 298900), (280, 266875), (305, 245000), (350, 213500), (392, 190625), (427, 175000), (488, 153125), (490, 152500), (500, 149450), (610, 122500), (625, 119560), (700, 106750), (854, 87500), (875, 85400), (980, 76250), (1000, 74725), (1220, 61250), (1225, 61000), (1250, 59780), (1400, 53375), (1525, 49000), (1708, 43750), (1750, 42700), (1960, 38125), (2135, 35000), (2440, 30625), (2450, 30500), (2500, 29890), (2989, 25000), (3050, 24500), (3125, 23912), (3416, 21875), (3500, 21350), (4270, 17500), (4375, 17080), (4900, 15250), (5000, 14945), (5978, 12500), (6100, 12250), (6125, 12200), (6250, 11956), (7000, 10675), (7625, 9800), (8540, 8750)]