80826512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{743}}^1$

素因数の和:1287

約数の個数: 40

約数和(自身を含む): 169197504

約数和(自身を除く): 88370992

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 523, 743, 1046, 1486, 2092, 2972, 4184, 5944, 6799, 8368, 9659, 11888, 13598, 19318, 27196, 38636, 54392, 77272, 108784, 154544, 388589, 777178, 1554356, 3108712, 5051657, 6217424, 10103314, 20206628, 40413256, 80826512]

約数ペア:

[(1, 80826512), (2, 40413256), (4, 20206628), (8, 10103314), (13, 6217424), (16, 5051657), (26, 3108712), (52, 1554356), (104, 777178), (208, 388589), (523, 154544), (743, 108784), (1046, 77272), (1486, 54392), (2092, 38636), (2972, 27196), (4184, 19318), (5944, 13598), (6799, 11888), (8368, 9659)]