816242000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{8329}}^1$

素因数の和:8366

約数の個数: 120

約数和(自身を含む): 2296181160

約数和(自身を除く): 1479939160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 400, 490, 500, 560, 700, 784, 875, 980, 1000, 1225, 1400, 1750, 1960, 2000, 2450, 2800, 3500, 3920, 4900, 6125, 7000, 8329, 9800, 12250, 14000, 16658, 19600, 24500, 33316, 41645, 49000, 58303, 66632, 83290, 98000, 116606, 133264, 166580, 208225, 233212, 291515, 333160, 408121, 416450, 466424, 583030, 666320, 816242, 832900, 932848, 1041125, 1166060, 1457575, 1632484, 1665800, 2040605, 2082250, 2332120, 2915150, 3264968, 3331600, 4081210, 4164500, 4664240, 5830300, 6529936, 7287875, 8162420, 8329000, 10203025, 11660600, 14575750, 16324840, 16658000, 20406050, 23321200, 29151500, 32649680, 40812100, 51015125, 58303000, 81624200, 102030250, 116606000, 163248400, 204060500, 408121000, 816242000]

約数ペア:

[(1, 816242000), (2, 408121000), (4, 204060500), (5, 163248400), (7, 116606000), (8, 102030250), (10, 81624200), (14, 58303000), (16, 51015125), (20, 40812100), (25, 32649680), (28, 29151500), (35, 23321200), (40, 20406050), (49, 16658000), (50, 16324840), (56, 14575750), (70, 11660600), (80, 10203025), (98, 8329000), (100, 8162420), (112, 7287875), (125, 6529936), (140, 5830300), (175, 4664240), (196, 4164500), (200, 4081210), (245, 3331600), (250, 3264968), (280, 2915150), (350, 2332120), (392, 2082250), (400, 2040605), (490, 1665800), (500, 1632484), (560, 1457575), (700, 1166060), (784, 1041125), (875, 932848), (980, 832900), (1000, 816242), (1225, 666320), (1400, 583030), (1750, 466424), (1960, 416450), (2000, 408121), (2450, 333160), (2800, 291515), (3500, 233212), (3920, 208225), (4900, 166580), (6125, 133264), (7000, 116606), (8329, 98000), (9800, 83290), (12250, 66632), (14000, 58303), (16658, 49000), (19600, 41645), (24500, 33316)]