3351400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1289}}^1$

素因数の和:1318

約数の個数: 48

約数和(自身を含む): 8397900

約数和(自身を除く): 5046500

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1289, 1300, 2578, 2600, 5156, 6445, 10312, 12890, 16757, 25780, 32225, 33514, 51560, 64450, 67028, 83785, 128900, 134056, 167570, 257800, 335140, 418925, 670280, 837850, 1675700, 3351400]

約数ペア:

[(1, 3351400), (2, 1675700), (4, 837850), (5, 670280), (8, 418925), (10, 335140), (13, 257800), (20, 167570), (25, 134056), (26, 128900), (40, 83785), (50, 67028), (52, 64450), (65, 51560), (100, 33514), (104, 32225), (130, 25780), (200, 16757), (260, 12890), (325, 10312), (520, 6445), (650, 5156), (1289, 2600), (1300, 2578)]