78001000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1013}}^1$

素因数の和:1052

約数の個数: 128

約数和(自身を含む): 227784960

約数和(自身を除く): 149783960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 125, 140, 154, 175, 200, 220, 250, 275, 280, 308, 350, 385, 440, 500, 550, 616, 700, 770, 875, 1000, 1013, 1100, 1375, 1400, 1540, 1750, 1925, 2026, 2200, 2750, 3080, 3500, 3850, 4052, 5065, 5500, 7000, 7091, 7700, 8104, 9625, 10130, 11000, 11143, 14182, 15400, 19250, 20260, 22286, 25325, 28364, 35455, 38500, 40520, 44572, 50650, 55715, 56728, 70910, 77000, 78001, 89144, 101300, 111430, 126625, 141820, 156002, 177275, 202600, 222860, 253250, 278575, 283640, 312004, 354550, 390005, 445720, 506500, 557150, 624008, 709100, 780010, 886375, 1013000, 1114300, 1392875, 1418200, 1560020, 1772750, 1950025, 2228600, 2785750, 3120040, 3545500, 3900050, 5571500, 7091000, 7800100, 9750125, 11143000, 15600200, 19500250, 39000500, 78001000]

約数ペア:

[(1, 78001000), (2, 39000500), (4, 19500250), (5, 15600200), (7, 11143000), (8, 9750125), (10, 7800100), (11, 7091000), (14, 5571500), (20, 3900050), (22, 3545500), (25, 3120040), (28, 2785750), (35, 2228600), (40, 1950025), (44, 1772750), (50, 1560020), (55, 1418200), (56, 1392875), (70, 1114300), (77, 1013000), (88, 886375), (100, 780010), (110, 709100), (125, 624008), (140, 557150), (154, 506500), (175, 445720), (200, 390005), (220, 354550), (250, 312004), (275, 283640), (280, 278575), (308, 253250), (350, 222860), (385, 202600), (440, 177275), (500, 156002), (550, 141820), (616, 126625), (700, 111430), (770, 101300), (875, 89144), (1000, 78001), (1013, 77000), (1100, 70910), (1375, 56728), (1400, 55715), (1540, 50650), (1750, 44572), (1925, 40520), (2026, 38500), (2200, 35455), (2750, 28364), (3080, 25325), (3500, 22286), (3850, 20260), (4052, 19250), (5065, 15400), (5500, 14182), (7000, 11143), (7091, 11000), (7700, 10130), (8104, 9625)]