47878000

素因数分解:

$2^4\times 5^3\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:707

約数の個数: 80

約数和(自身を含む): 119081664

約数和(自身を除く): 71203664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 125, 148, 185, 200, 250, 296, 370, 400, 500, 592, 647, 740, 925, 1000, 1294, 1480, 1850, 2000, 2588, 2960, 3235, 3700, 4625, 5176, 6470, 7400, 9250, 10352, 12940, 14800, 16175, 18500, 23939, 25880, 32350, 37000, 47878, 51760, 64700, 74000, 80875, 95756, 119695, 129400, 161750, 191512, 239390, 258800, 323500, 383024, 478780, 598475, 647000, 957560, 1196950, 1294000, 1915120, 2393900, 2992375, 4787800, 5984750, 9575600, 11969500, 23939000, 47878000]

約数ペア:

[(1, 47878000), (2, 23939000), (4, 11969500), (5, 9575600), (8, 5984750), (10, 4787800), (16, 2992375), (20, 2393900), (25, 1915120), (37, 1294000), (40, 1196950), (50, 957560), (74, 647000), (80, 598475), (100, 478780), (125, 383024), (148, 323500), (185, 258800), (200, 239390), (250, 191512), (296, 161750), (370, 129400), (400, 119695), (500, 95756), (592, 80875), (647, 74000), (740, 64700), (925, 51760), (1000, 47878), (1294, 37000), (1480, 32350), (1850, 25880), (2000, 23939), (2588, 18500), (2960, 16175), (3235, 14800), (3700, 12940), (4625, 10352), (5176, 9250), (6470, 7400)]