51581088

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:651

約数の個数: 144

約数和(自身を含む): 165110400

約数和(自身を除く): 113529312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 32, 36, 39, 46, 48, 52, 69, 72, 78, 92, 96, 104, 117, 138, 144, 156, 184, 207, 208, 234, 276, 288, 299, 312, 368, 414, 416, 468, 552, 598, 599, 624, 736, 828, 897, 936, 1104, 1196, 1198, 1248, 1656, 1794, 1797, 1872, 2208, 2392, 2396, 2691, 3312, 3588, 3594, 3744, 4784, 4792, 5382, 5391, 6624, 7176, 7188, 7787, 9568, 9584, 10764, 10782, 13777, 14352, 14376, 15574, 19168, 21528, 21564, 23361, 27554, 28704, 28752, 31148, 41331, 43056, 43128, 46722, 55108, 57504, 62296, 70083, 82662, 86112, 86256, 93444, 110216, 123993, 124592, 140166, 165324, 172512, 179101, 186888, 220432, 247986, 249184, 280332, 330648, 358202, 373776, 440864, 495972, 537303, 560664, 661296, 716404, 747552, 991944, 1074606, 1121328, 1322592, 1432808, 1611909, 1983888, 2149212, 2242656, 2865616, 3223818, 3967776, 4298424, 5731232, 6447636, 8596848, 12895272, 17193696, 25790544, 51581088]

約数ペア:

[(1, 51581088), (2, 25790544), (3, 17193696), (4, 12895272), (6, 8596848), (8, 6447636), (9, 5731232), (12, 4298424), (13, 3967776), (16, 3223818), (18, 2865616), (23, 2242656), (24, 2149212), (26, 1983888), (32, 1611909), (36, 1432808), (39, 1322592), (46, 1121328), (48, 1074606), (52, 991944), (69, 747552), (72, 716404), (78, 661296), (92, 560664), (96, 537303), (104, 495972), (117, 440864), (138, 373776), (144, 358202), (156, 330648), (184, 280332), (207, 249184), (208, 247986), (234, 220432), (276, 186888), (288, 179101), (299, 172512), (312, 165324), (368, 140166), (414, 124592), (416, 123993), (468, 110216), (552, 93444), (598, 86256), (599, 86112), (624, 82662), (736, 70083), (828, 62296), (897, 57504), (936, 55108), (1104, 46722), (1196, 43128), (1198, 43056), (1248, 41331), (1656, 31148), (1794, 28752), (1797, 28704), (1872, 27554), (2208, 23361), (2392, 21564), (2396, 21528), (2691, 19168), (3312, 15574), (3588, 14376), (3594, 14352), (3744, 13777), (4784, 10782), (4792, 10764), (5382, 9584), (5391, 9568), (6624, 7787), (7176, 7188)]