205327616

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{599}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 446409600

約数和(自身を除く): 241081984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 103, 104, 128, 206, 208, 256, 412, 416, 599, 824, 832, 1198, 1339, 1648, 1664, 2396, 2678, 3296, 3328, 4792, 5356, 6592, 7787, 9584, 10712, 13184, 15574, 19168, 21424, 26368, 31148, 38336, 42848, 61697, 62296, 76672, 85696, 123394, 124592, 153344, 171392, 246788, 249184, 342784, 493576, 498368, 802061, 987152, 996736, 1604122, 1974304, 1993472, 3208244, 3948608, 6416488, 7897216, 12832976, 15794432, 25665952, 51331904, 102663808, 205327616]

約数ペア:

[(1, 205327616), (2, 102663808), (4, 51331904), (8, 25665952), (13, 15794432), (16, 12832976), (26, 7897216), (32, 6416488), (52, 3948608), (64, 3208244), (103, 1993472), (104, 1974304), (128, 1604122), (206, 996736), (208, 987152), (256, 802061), (412, 498368), (416, 493576), (599, 342784), (824, 249184), (832, 246788), (1198, 171392), (1339, 153344), (1648, 124592), (1664, 123394), (2396, 85696), (2678, 76672), (3296, 62296), (3328, 61697), (4792, 42848), (5356, 38336), (6592, 31148), (7787, 26368), (9584, 21424), (10712, 19168), (13184, 15574)]