77631400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 228244320

約数和(自身を除く): 150612920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 71, 77, 88, 100, 110, 140, 142, 154, 175, 200, 220, 275, 280, 284, 308, 350, 355, 385, 440, 497, 550, 568, 616, 700, 710, 770, 781, 994, 1100, 1400, 1420, 1540, 1562, 1775, 1925, 1988, 2200, 2485, 2840, 3080, 3124, 3550, 3850, 3905, 3976, 4970, 5041, 5467, 6248, 7100, 7700, 7810, 9940, 10082, 10934, 12425, 14200, 15400, 15620, 19525, 19880, 20164, 21868, 24850, 25205, 27335, 31240, 35287, 39050, 40328, 43736, 49700, 50410, 54670, 55451, 70574, 78100, 99400, 100820, 109340, 110902, 126025, 136675, 141148, 156200, 176435, 201640, 218680, 221804, 252050, 273350, 277255, 282296, 352870, 388157, 443608, 504100, 546700, 554510, 705740, 776314, 882175, 1008200, 1093400, 1109020, 1386275, 1411480, 1552628, 1764350, 1940785, 2218040, 2772550, 3105256, 3528700, 3881570, 5545100, 7057400, 7763140, 9703925, 11090200, 15526280, 19407850, 38815700, 77631400]

約数ペア:

[(1, 77631400), (2, 38815700), (4, 19407850), (5, 15526280), (7, 11090200), (8, 9703925), (10, 7763140), (11, 7057400), (14, 5545100), (20, 3881570), (22, 3528700), (25, 3105256), (28, 2772550), (35, 2218040), (40, 1940785), (44, 1764350), (50, 1552628), (55, 1411480), (56, 1386275), (70, 1109020), (71, 1093400), (77, 1008200), (88, 882175), (100, 776314), (110, 705740), (140, 554510), (142, 546700), (154, 504100), (175, 443608), (200, 388157), (220, 352870), (275, 282296), (280, 277255), (284, 273350), (308, 252050), (350, 221804), (355, 218680), (385, 201640), (440, 176435), (497, 156200), (550, 141148), (568, 136675), (616, 126025), (700, 110902), (710, 109340), (770, 100820), (781, 99400), (994, 78100), (1100, 70574), (1400, 55451), (1420, 54670), (1540, 50410), (1562, 49700), (1775, 43736), (1925, 40328), (1988, 39050), (2200, 35287), (2485, 31240), (2840, 27335), (3080, 25205), (3124, 24850), (3550, 21868), (3850, 20164), (3905, 19880), (3976, 19525), (4970, 15620), (5041, 15400), (5467, 14200), (6248, 12425), (7100, 10934), (7700, 10082), (7810, 9940)]