489606400

素因数分解:

$2^8\times 5^2\times {\mathrm{113}}^1\times {\mathrm{677}}^1$

素因数の和:816

約数の個数: 108

約数和(自身を含む): 1224382572

約数和(自身を除く): 734776172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 113, 128, 160, 200, 226, 256, 320, 400, 452, 565, 640, 677, 800, 904, 1130, 1280, 1354, 1600, 1808, 2260, 2708, 2825, 3200, 3385, 3616, 4520, 5416, 5650, 6400, 6770, 7232, 9040, 10832, 11300, 13540, 14464, 16925, 18080, 21664, 22600, 27080, 28928, 33850, 36160, 43328, 45200, 54160, 67700, 72320, 76501, 86656, 90400, 108320, 135400, 144640, 153002, 173312, 180800, 216640, 270800, 306004, 361600, 382505, 433280, 541600, 612008, 723200, 765010, 866560, 1083200, 1224016, 1530020, 1912525, 2166400, 2448032, 3060040, 3825050, 4332800, 4896064, 6120080, 7650100, 9792128, 12240160, 15300200, 19584256, 24480320, 30600400, 48960640, 61200800, 97921280, 122401600, 244803200, 489606400]

約数ペア:

[(1, 489606400), (2, 244803200), (4, 122401600), (5, 97921280), (8, 61200800), (10, 48960640), (16, 30600400), (20, 24480320), (25, 19584256), (32, 15300200), (40, 12240160), (50, 9792128), (64, 7650100), (80, 6120080), (100, 4896064), (113, 4332800), (128, 3825050), (160, 3060040), (200, 2448032), (226, 2166400), (256, 1912525), (320, 1530020), (400, 1224016), (452, 1083200), (565, 866560), (640, 765010), (677, 723200), (800, 612008), (904, 541600), (1130, 433280), (1280, 382505), (1354, 361600), (1600, 306004), (1808, 270800), (2260, 216640), (2708, 180800), (2825, 173312), (3200, 153002), (3385, 144640), (3616, 135400), (4520, 108320), (5416, 90400), (5650, 86656), (6400, 76501), (6770, 72320), (7232, 67700), (9040, 54160), (10832, 45200), (11300, 43328), (13540, 36160), (14464, 33850), (16925, 28928), (18080, 27080), (21664, 22600)]