5108000

素因数分解:

$2^5\times 5^3\times {\mathrm{1277}}^1$

素因数の和:1302

約数の個数: 48

約数和(自身を含む): 12560184

約数和(自身を除く): 7452184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 1277, 2000, 2554, 4000, 5108, 6385, 10216, 12770, 20432, 25540, 31925, 40864, 51080, 63850, 102160, 127700, 159625, 204320, 255400, 319250, 510800, 638500, 1021600, 1277000, 2554000, 5108000]

約数ペア:

[(1, 5108000), (2, 2554000), (4, 1277000), (5, 1021600), (8, 638500), (10, 510800), (16, 319250), (20, 255400), (25, 204320), (32, 159625), (40, 127700), (50, 102160), (80, 63850), (100, 51080), (125, 40864), (160, 31925), (200, 25540), (250, 20432), (400, 12770), (500, 10216), (800, 6385), (1000, 5108), (1277, 4000), (2000, 2554)]