66851840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1187}}^1$

素因数の和:1223

約数の個数: 88

約数和(自身を含む): 175092192

約数和(自身を除く): 108240352

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1024, 1187, 1280, 1408, 1760, 2374, 2560, 2816, 3520, 4748, 5120, 5632, 5935, 7040, 9496, 11264, 11870, 13057, 14080, 18992, 23740, 26114, 28160, 37984, 47480, 52228, 56320, 65285, 75968, 94960, 104456, 130570, 151936, 189920, 208912, 261140, 303872, 379840, 417824, 522280, 607744, 759680, 835648, 1044560, 1215488, 1519360, 1671296, 2089120, 3038720, 3342592, 4178240, 6077440, 6685184, 8356480, 13370368, 16712960, 33425920, 66851840]

約数ペア:

[(1, 66851840), (2, 33425920), (4, 16712960), (5, 13370368), (8, 8356480), (10, 6685184), (11, 6077440), (16, 4178240), (20, 3342592), (22, 3038720), (32, 2089120), (40, 1671296), (44, 1519360), (55, 1215488), (64, 1044560), (80, 835648), (88, 759680), (110, 607744), (128, 522280), (160, 417824), (176, 379840), (220, 303872), (256, 261140), (320, 208912), (352, 189920), (440, 151936), (512, 130570), (640, 104456), (704, 94960), (880, 75968), (1024, 65285), (1187, 56320), (1280, 52228), (1408, 47480), (1760, 37984), (2374, 28160), (2560, 26114), (2816, 23740), (3520, 18992), (4748, 14080), (5120, 13057), (5632, 11870), (5935, 11264), (7040, 9496)]