40138000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 160

約数和(自身を含む): 115135488

約数和(自身を除く): 74997488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 47, 50, 56, 61, 70, 80, 94, 100, 112, 122, 125, 140, 175, 188, 200, 235, 244, 250, 280, 305, 329, 350, 376, 400, 427, 470, 488, 500, 560, 610, 658, 700, 752, 854, 875, 940, 976, 1000, 1175, 1220, 1316, 1400, 1525, 1645, 1708, 1750, 1880, 2000, 2135, 2350, 2440, 2632, 2800, 2867, 3050, 3290, 3416, 3500, 3760, 4270, 4700, 4880, 5264, 5734, 5875, 6100, 6580, 6832, 7000, 7625, 8225, 8540, 9400, 10675, 11468, 11750, 12200, 13160, 14000, 14335, 15250, 16450, 17080, 18800, 20069, 21350, 22936, 23500, 24400, 26320, 28670, 30500, 32900, 34160, 40138, 41125, 42700, 45872, 47000, 53375, 57340, 61000, 65800, 71675, 80276, 82250, 85400, 94000, 100345, 106750, 114680, 122000, 131600, 143350, 160552, 164500, 170800, 200690, 213500, 229360, 286700, 321104, 329000, 358375, 401380, 427000, 501725, 573400, 658000, 716750, 802760, 854000, 1003450, 1146800, 1433500, 1605520, 2006900, 2508625, 2867000, 4013800, 5017250, 5734000, 8027600, 10034500, 20069000, 40138000]

約数ペア:

[(1, 40138000), (2, 20069000), (4, 10034500), (5, 8027600), (7, 5734000), (8, 5017250), (10, 4013800), (14, 2867000), (16, 2508625), (20, 2006900), (25, 1605520), (28, 1433500), (35, 1146800), (40, 1003450), (47, 854000), (50, 802760), (56, 716750), (61, 658000), (70, 573400), (80, 501725), (94, 427000), (100, 401380), (112, 358375), (122, 329000), (125, 321104), (140, 286700), (175, 229360), (188, 213500), (200, 200690), (235, 170800), (244, 164500), (250, 160552), (280, 143350), (305, 131600), (329, 122000), (350, 114680), (376, 106750), (400, 100345), (427, 94000), (470, 85400), (488, 82250), (500, 80276), (560, 71675), (610, 65800), (658, 61000), (700, 57340), (752, 53375), (854, 47000), (875, 45872), (940, 42700), (976, 41125), (1000, 40138), (1175, 34160), (1220, 32900), (1316, 30500), (1400, 28670), (1525, 26320), (1645, 24400), (1708, 23500), (1750, 22936), (1880, 21350), (2000, 20069), (2135, 18800), (2350, 17080), (2440, 16450), (2632, 15250), (2800, 14335), (2867, 14000), (3050, 13160), (3290, 12200), (3416, 11750), (3500, 11468), (3760, 10675), (4270, 9400), (4700, 8540), (4880, 8225), (5264, 7625), (5734, 7000), (5875, 6832), (6100, 6580)]