316400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{113}}^1$

素因数の和:138

約数の個数: 60

約数和(自身を含む): 876432

約数和(自身を除く): 560032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 113, 140, 175, 200, 226, 280, 350, 400, 452, 560, 565, 700, 791, 904, 1130, 1400, 1582, 1808, 2260, 2800, 2825, 3164, 3955, 4520, 5650, 6328, 7910, 9040, 11300, 12656, 15820, 19775, 22600, 31640, 39550, 45200, 63280, 79100, 158200, 316400]

約数ペア:

[(1, 316400), (2, 158200), (4, 79100), (5, 63280), (7, 45200), (8, 39550), (10, 31640), (14, 22600), (16, 19775), (20, 15820), (25, 12656), (28, 11300), (35, 9040), (40, 7910), (50, 6328), (56, 5650), (70, 4520), (80, 3955), (100, 3164), (112, 2825), (113, 2800), (140, 2260), (175, 1808), (200, 1582), (226, 1400), (280, 1130), (350, 904), (400, 791), (452, 700), (560, 565)]