1004500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{41}}^1$

素因数の和:74

約数の個数: 72

約数和(自身を含む): 2614248

約数和(自身を除く): 1609748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 49, 50, 70, 82, 98, 100, 125, 140, 164, 175, 196, 205, 245, 250, 287, 350, 410, 490, 500, 574, 700, 820, 875, 980, 1025, 1148, 1225, 1435, 1750, 2009, 2050, 2450, 2870, 3500, 4018, 4100, 4900, 5125, 5740, 6125, 7175, 8036, 10045, 10250, 12250, 14350, 20090, 20500, 24500, 28700, 35875, 40180, 50225, 71750, 100450, 143500, 200900, 251125, 502250, 1004500]

約数ペア:

[(1, 1004500), (2, 502250), (4, 251125), (5, 200900), (7, 143500), (10, 100450), (14, 71750), (20, 50225), (25, 40180), (28, 35875), (35, 28700), (41, 24500), (49, 20500), (50, 20090), (70, 14350), (82, 12250), (98, 10250), (100, 10045), (125, 8036), (140, 7175), (164, 6125), (175, 5740), (196, 5125), (205, 4900), (245, 4100), (250, 4018), (287, 3500), (350, 2870), (410, 2450), (490, 2050), (500, 2009), (574, 1750), (700, 1435), (820, 1225), (875, 1148), (980, 1025)]