6950000

素因数分解:

$2^4\times 5^5\times {\mathrm{139}}^1$

素因数の和:172

約数の個数: 60

約数和(自身を含む): 16952040

約数和(自身を除く): 10002040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 139, 200, 250, 278, 400, 500, 556, 625, 695, 1000, 1112, 1250, 1390, 2000, 2224, 2500, 2780, 3125, 3475, 5000, 5560, 6250, 6950, 10000, 11120, 12500, 13900, 17375, 25000, 27800, 34750, 50000, 55600, 69500, 86875, 139000, 173750, 278000, 347500, 434375, 695000, 868750, 1390000, 1737500, 3475000, 6950000]

約数ペア:

[(1, 6950000), (2, 3475000), (4, 1737500), (5, 1390000), (8, 868750), (10, 695000), (16, 434375), (20, 347500), (25, 278000), (40, 173750), (50, 139000), (80, 86875), (100, 69500), (125, 55600), (139, 50000), (200, 34750), (250, 27800), (278, 25000), (400, 17375), (500, 13900), (556, 12500), (625, 11120), (695, 10000), (1000, 6950), (1112, 6250), (1250, 5560), (1390, 5000), (2000, 3475), (2224, 3125), (2500, 2780)]