81800532

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 247665600

約数和(自身を除く): 165865068

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 29, 33, 34, 36, 44, 51, 58, 66, 68, 87, 99, 102, 116, 132, 153, 174, 187, 198, 204, 261, 306, 319, 348, 374, 396, 419, 493, 522, 561, 612, 638, 748, 838, 957, 986, 1044, 1122, 1257, 1276, 1479, 1676, 1683, 1914, 1972, 2244, 2514, 2871, 2958, 3366, 3771, 3828, 4437, 4609, 5028, 5423, 5742, 5916, 6732, 7123, 7542, 8874, 9218, 10846, 11484, 12151, 13827, 14246, 15084, 16269, 17748, 18436, 21369, 21692, 24302, 27654, 28492, 32538, 36453, 41481, 42738, 48604, 48807, 55308, 64107, 65076, 72906, 78353, 82962, 85476, 97614, 109359, 128214, 133661, 145812, 156706, 165924, 195228, 206567, 218718, 235059, 256428, 267322, 313412, 400983, 413134, 437436, 470118, 534644, 619701, 705177, 801966, 826268, 940236, 1202949, 1239402, 1410354, 1603932, 1859103, 2272237, 2405898, 2478804, 2820708, 3718206, 4544474, 4811796, 6816711, 7436412, 9088948, 13633422, 20450133, 27266844, 40900266, 81800532]

約数ペア:

[(1, 81800532), (2, 40900266), (3, 27266844), (4, 20450133), (6, 13633422), (9, 9088948), (11, 7436412), (12, 6816711), (17, 4811796), (18, 4544474), (22, 3718206), (29, 2820708), (33, 2478804), (34, 2405898), (36, 2272237), (44, 1859103), (51, 1603932), (58, 1410354), (66, 1239402), (68, 1202949), (87, 940236), (99, 826268), (102, 801966), (116, 705177), (132, 619701), (153, 534644), (174, 470118), (187, 437436), (198, 413134), (204, 400983), (261, 313412), (306, 267322), (319, 256428), (348, 235059), (374, 218718), (396, 206567), (419, 195228), (493, 165924), (522, 156706), (561, 145812), (612, 133661), (638, 128214), (748, 109359), (838, 97614), (957, 85476), (986, 82962), (1044, 78353), (1122, 72906), (1257, 65076), (1276, 64107), (1479, 55308), (1676, 48807), (1683, 48604), (1914, 42738), (1972, 41481), (2244, 36453), (2514, 32538), (2871, 28492), (2958, 27654), (3366, 24302), (3771, 21692), (3828, 21369), (4437, 18436), (4609, 17748), (5028, 16269), (5423, 15084), (5742, 14246), (5916, 13827), (6732, 12151), (7123, 11484), (7542, 10846), (8874, 9218)]