254772128

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{1171}}^1$

素因数の和:1717

約数の個数: 48

約数和(自身を含む): 541660896

約数和(自身を除く): 286888768

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 523, 1046, 1171, 2092, 2342, 4184, 4684, 6799, 8368, 9368, 13598, 15223, 16736, 18736, 27196, 30446, 37472, 54392, 60892, 108784, 121784, 217568, 243568, 487136, 612433, 1224866, 2449732, 4899464, 7961629, 9798928, 15923258, 19597856, 31846516, 63693032, 127386064, 254772128]

約数ペア:

[(1, 254772128), (2, 127386064), (4, 63693032), (8, 31846516), (13, 19597856), (16, 15923258), (26, 9798928), (32, 7961629), (52, 4899464), (104, 2449732), (208, 1224866), (416, 612433), (523, 487136), (1046, 243568), (1171, 217568), (2092, 121784), (2342, 108784), (4184, 60892), (4684, 54392), (6799, 37472), (8368, 30446), (9368, 27196), (13598, 18736), (15223, 16736)]