80418800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{373}}^1$

素因数の和:416

約数の個数: 180

約数和(自身を含む): 245839176

約数和(自身を除く): 165420376

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 80, 88, 98, 100, 110, 112, 140, 154, 175, 176, 196, 200, 220, 245, 275, 280, 308, 350, 373, 385, 392, 400, 440, 490, 539, 550, 560, 616, 700, 746, 770, 784, 880, 980, 1078, 1100, 1225, 1232, 1400, 1492, 1540, 1865, 1925, 1960, 2156, 2200, 2450, 2611, 2695, 2800, 2984, 3080, 3730, 3850, 3920, 4103, 4312, 4400, 4900, 5222, 5390, 5968, 6160, 7460, 7700, 8206, 8624, 9325, 9800, 10444, 10780, 13055, 13475, 14920, 15400, 16412, 18277, 18650, 19600, 20515, 20888, 21560, 26110, 26950, 28721, 29840, 30800, 32824, 36554, 37300, 41030, 41776, 43120, 52220, 53900, 57442, 65275, 65648, 73108, 74600, 82060, 91385, 102575, 104440, 107800, 114884, 130550, 143605, 146216, 149200, 164120, 182770, 201047, 205150, 208880, 215600, 229768, 261100, 287210, 292432, 328240, 365540, 402094, 410300, 456925, 459536, 522200, 574420, 718025, 731080, 804188, 820600, 913850, 1005235, 1044400, 1148840, 1436050, 1462160, 1608376, 1641200, 1827700, 2010470, 2297680, 2872100, 3216752, 3655400, 4020940, 5026175, 5744200, 7310800, 8041880, 10052350, 11488400, 16083760, 20104700, 40209400, 80418800]

約数ペア:

[(1, 80418800), (2, 40209400), (4, 20104700), (5, 16083760), (7, 11488400), (8, 10052350), (10, 8041880), (11, 7310800), (14, 5744200), (16, 5026175), (20, 4020940), (22, 3655400), (25, 3216752), (28, 2872100), (35, 2297680), (40, 2010470), (44, 1827700), (49, 1641200), (50, 1608376), (55, 1462160), (56, 1436050), (70, 1148840), (77, 1044400), (80, 1005235), (88, 913850), (98, 820600), (100, 804188), (110, 731080), (112, 718025), (140, 574420), (154, 522200), (175, 459536), (176, 456925), (196, 410300), (200, 402094), (220, 365540), (245, 328240), (275, 292432), (280, 287210), (308, 261100), (350, 229768), (373, 215600), (385, 208880), (392, 205150), (400, 201047), (440, 182770), (490, 164120), (539, 149200), (550, 146216), (560, 143605), (616, 130550), (700, 114884), (746, 107800), (770, 104440), (784, 102575), (880, 91385), (980, 82060), (1078, 74600), (1100, 73108), (1225, 65648), (1232, 65275), (1400, 57442), (1492, 53900), (1540, 52220), (1865, 43120), (1925, 41776), (1960, 41030), (2156, 37300), (2200, 36554), (2450, 32824), (2611, 30800), (2695, 29840), (2800, 28721), (2984, 26950), (3080, 26110), (3730, 21560), (3850, 20888), (3920, 20515), (4103, 19600), (4312, 18650), (4400, 18277), (4900, 16412), (5222, 15400), (5390, 14920), (5968, 13475), (6160, 13055), (7460, 10780), (7700, 10444), (8206, 9800), (8624, 9325)]