550014140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{16657}}^1$

素因数の和:16806

約数の個数: 48

約数和(自身を含む): 1253747712

約数和(自身を除く): 703733572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 16510, 16657, 33020, 33314, 66628, 83285, 166570, 216541, 333140, 433082, 866164, 1082705, 2115439, 2165410, 4230878, 4330820, 8461756, 10577195, 21154390, 27500707, 42308780, 55001414, 110002828, 137503535, 275007070, 550014140]

約数ペア:

[(1, 550014140), (2, 275007070), (4, 137503535), (5, 110002828), (10, 55001414), (13, 42308780), (20, 27500707), (26, 21154390), (52, 10577195), (65, 8461756), (127, 4330820), (130, 4230878), (254, 2165410), (260, 2115439), (508, 1082705), (635, 866164), (1270, 433082), (1651, 333140), (2540, 216541), (3302, 166570), (6604, 83285), (8255, 66628), (16510, 33314), (16657, 33020)]