6558500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1009}}^1$

素因数の和:1041

約数の個数: 48

約数和(自身を含む): 15440880

約数和(自身を除く): 8882380

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1009, 1300, 1625, 2018, 3250, 4036, 5045, 6500, 10090, 13117, 20180, 25225, 26234, 50450, 52468, 65585, 100900, 126125, 131170, 252250, 262340, 327925, 504500, 655850, 1311700, 1639625, 3279250, 6558500]

約数ペア:

[(1, 6558500), (2, 3279250), (4, 1639625), (5, 1311700), (10, 655850), (13, 504500), (20, 327925), (25, 262340), (26, 252250), (50, 131170), (52, 126125), (65, 100900), (100, 65585), (125, 52468), (130, 50450), (250, 26234), (260, 25225), (325, 20180), (500, 13117), (650, 10090), (1009, 6500), (1300, 5045), (1625, 4036), (2018, 3250)]