66219400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{25469}}^1$

素因数の和:25498

約数の個数: 48

約数和(自身を含む): 165809700

約数和(自身を除く): 99590300

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, 1300, 2600, 25469, 50938, 101876, 127345, 203752, 254690, 331097, 509380, 636725, 662194, 1018760, 1273450, 1324388, 1655485, 2546900, 2648776, 3310970, 5093800, 6621940, 8277425, 13243880, 16554850, 33109700, 66219400]

約数ペア:

[(1, 66219400), (2, 33109700), (4, 16554850), (5, 13243880), (8, 8277425), (10, 6621940), (13, 5093800), (20, 3310970), (25, 2648776), (26, 2546900), (40, 1655485), (50, 1324388), (52, 1273450), (65, 1018760), (100, 662194), (104, 636725), (130, 509380), (200, 331097), (260, 254690), (325, 203752), (520, 127345), (650, 101876), (1300, 50938), (2600, 25469)]