55007888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:520

約数の個数: 80

約数和(自身を含む): 124992000

約数和(自身を除く): 69984112

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 449, 494, 496, 589, 806, 898, 988, 1178, 1612, 1796, 1976, 2356, 3224, 3592, 3952, 4712, 5837, 6448, 7184, 7657, 8531, 9424, 11674, 13919, 15314, 17062, 23348, 27838, 30628, 34124, 46696, 55676, 61256, 68248, 93392, 110903, 111352, 122512, 136496, 180947, 221806, 222704, 264461, 361894, 443612, 528922, 723788, 887224, 1057844, 1447576, 1774448, 2115688, 2895152, 3437993, 4231376, 6875986, 13751972, 27503944, 55007888]

約数ペア:

[(1, 55007888), (2, 27503944), (4, 13751972), (8, 6875986), (13, 4231376), (16, 3437993), (19, 2895152), (26, 2115688), (31, 1774448), (38, 1447576), (52, 1057844), (62, 887224), (76, 723788), (104, 528922), (124, 443612), (152, 361894), (208, 264461), (247, 222704), (248, 221806), (304, 180947), (403, 136496), (449, 122512), (494, 111352), (496, 110903), (589, 93392), (806, 68248), (898, 61256), (988, 55676), (1178, 46696), (1612, 34124), (1796, 30628), (1976, 27838), (2356, 23348), (3224, 17062), (3592, 15314), (3952, 13919), (4712, 11674), (5837, 9424), (6448, 8531), (7184, 7657)]