1205208.00000000

素因数分解:

$2^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{653}}^1$

素因数の和:692

約数の個数: 80

約数和(自身を含む): 107262540

約数和(自身を除く): 64817540

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 625, 650, 653, 1000, 1250, 1300, 1306, 1625, 2500, 2600, 2612, 3250, 3265, 5000, 5224, 6500, 6530, 8125, 8489, 13000, 13060, 16250, 16325, 16978, 26120, 32500, 32650, 33956, 42445, 65000, 65300, 67912, 81625, 84890, 130600, 163250, 169780, 212225, 326500, 339560, 408125, 424450, 653000, 816250, 848900, 1061125, 1632500, 1697800, 2122250, 3265000, 4244500, 5305625, 8489000, 10611250, 21222500, 42445000]

約数ペア:

[(1, 42445000), (2, 21222500), (4, 10611250), (5, 8489000), (8, 5305625), (10, 4244500), (13, 3265000), (20, 2122250), (25, 1697800), (26, 1632500), (40, 1061125), (50, 848900), (52, 816250), (65, 653000), (100, 424450), (104, 408125), (125, 339560), (130, 326500), (200, 212225), (250, 169780), (260, 163250), (325, 130600), (500, 84890), (520, 81625), (625, 67912), (650, 65300), (653, 65000), (1000, 42445), (1250, 33956), (1300, 32650), (1306, 32500), (1625, 26120), (2500, 16978), (2600, 16325), (2612, 16250), (3250, 13060), (3265, 13000), (5000, 8489), (5224, 8125), (6500, 6530)]