130906520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 301777920

約数和(自身を除く): 170871400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 127, 146, 254, 292, 353, 365, 508, 584, 635, 706, 730, 1016, 1270, 1412, 1460, 1765, 2540, 2824, 2920, 3530, 5080, 7060, 9271, 14120, 18542, 25769, 37084, 44831, 46355, 51538, 74168, 89662, 92710, 103076, 128845, 179324, 185420, 206152, 224155, 257690, 358648, 370840, 448310, 515380, 896620, 1030760, 1793240, 3272663, 6545326, 13090652, 16363315, 26181304, 32726630, 65453260, 130906520]

約数ペア:

[(1, 130906520), (2, 65453260), (4, 32726630), (5, 26181304), (8, 16363315), (10, 13090652), (20, 6545326), (40, 3272663), (73, 1793240), (127, 1030760), (146, 896620), (254, 515380), (292, 448310), (353, 370840), (365, 358648), (508, 257690), (584, 224155), (635, 206152), (706, 185420), (730, 179324), (1016, 128845), (1270, 103076), (1412, 92710), (1460, 89662), (1765, 74168), (2540, 51538), (2824, 46355), (2920, 44831), (3530, 37084), (5080, 25769), (7060, 18542), (9271, 14120)]