40285000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{1151}}^1$

素因数の和:1184

約数の個数: 80

約数和(自身を含む): 107965440

約数和(自身を除く): 67680440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 625, 700, 875, 1000, 1151, 1250, 1400, 1750, 2302, 2500, 3500, 4375, 4604, 5000, 5755, 7000, 8057, 8750, 9208, 11510, 16114, 17500, 23020, 28775, 32228, 35000, 40285, 46040, 57550, 64456, 80570, 115100, 143875, 161140, 201425, 230200, 287750, 322280, 402850, 575500, 719375, 805700, 1007125, 1151000, 1438750, 1611400, 2014250, 2877500, 4028500, 5035625, 5755000, 8057000, 10071250, 20142500, 40285000]

約数ペア:

[(1, 40285000), (2, 20142500), (4, 10071250), (5, 8057000), (7, 5755000), (8, 5035625), (10, 4028500), (14, 2877500), (20, 2014250), (25, 1611400), (28, 1438750), (35, 1151000), (40, 1007125), (50, 805700), (56, 719375), (70, 575500), (100, 402850), (125, 322280), (140, 287750), (175, 230200), (200, 201425), (250, 161140), (280, 143875), (350, 115100), (500, 80570), (625, 64456), (700, 57550), (875, 46040), (1000, 40285), (1151, 35000), (1250, 32228), (1400, 28775), (1750, 23020), (2302, 17500), (2500, 16114), (3500, 11510), (4375, 9208), (4604, 8750), (5000, 8057), (5755, 7000)]