1664659880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{43853}}^1$

素因数の和:43950

約数の個数: 64

約数和(自身を含む): 4088946960

約数和(自身を除く): 2424287080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 730, 949, 1460, 1898, 2920, 3796, 4745, 7592, 9490, 18980, 37960, 43853, 87706, 175412, 219265, 350824, 438530, 570089, 877060, 1140178, 1754120, 2280356, 2850445, 3201269, 4560712, 5700890, 6402538, 11401780, 12805076, 16006345, 22803560, 25610152, 32012690, 41616497, 64025380, 83232994, 128050760, 166465988, 208082485, 332931976, 416164970, 832329940, 1664659880]

約数ペア:

[(1, 1664659880), (2, 832329940), (4, 416164970), (5, 332931976), (8, 208082485), (10, 166465988), (13, 128050760), (20, 83232994), (26, 64025380), (40, 41616497), (52, 32012690), (65, 25610152), (73, 22803560), (104, 16006345), (130, 12805076), (146, 11401780), (260, 6402538), (292, 5700890), (365, 4560712), (520, 3201269), (584, 2850445), (730, 2280356), (949, 1754120), (1460, 1140178), (1898, 877060), (2920, 570089), (3796, 438530), (4745, 350824), (7592, 219265), (9490, 175412), (18980, 87706), (37960, 43853)]