31325000

素因数分解:

$2^3\times 5^5\times 7^1\times {\mathrm{179}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 84369600

約数和(自身を除く): 53044600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 179, 200, 250, 280, 350, 358, 500, 625, 700, 716, 875, 895, 1000, 1250, 1253, 1400, 1432, 1750, 1790, 2500, 2506, 3125, 3500, 3580, 4375, 4475, 5000, 5012, 6250, 6265, 7000, 7160, 8750, 8950, 10024, 12500, 12530, 17500, 17900, 21875, 22375, 25000, 25060, 31325, 35000, 35800, 43750, 44750, 50120, 62650, 87500, 89500, 111875, 125300, 156625, 175000, 179000, 223750, 250600, 313250, 447500, 559375, 626500, 783125, 895000, 1118750, 1253000, 1566250, 2237500, 3132500, 3915625, 4475000, 6265000, 7831250, 15662500, 31325000]

約数ペア:

[(1, 31325000), (2, 15662500), (4, 7831250), (5, 6265000), (7, 4475000), (8, 3915625), (10, 3132500), (14, 2237500), (20, 1566250), (25, 1253000), (28, 1118750), (35, 895000), (40, 783125), (50, 626500), (56, 559375), (70, 447500), (100, 313250), (125, 250600), (140, 223750), (175, 179000), (179, 175000), (200, 156625), (250, 125300), (280, 111875), (350, 89500), (358, 87500), (500, 62650), (625, 50120), (700, 44750), (716, 43750), (875, 35800), (895, 35000), (1000, 31325), (1250, 25060), (1253, 25000), (1400, 22375), (1432, 21875), (1750, 17900), (1790, 17500), (2500, 12530), (2506, 12500), (3125, 10024), (3500, 8950), (3580, 8750), (4375, 7160), (4475, 7000), (5000, 6265), (5012, 6250)]