81757104

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:355

約数の個数: 160

約数和(自身を含む): 254817024

約数和(自身を除く): 173059920

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 43, 44, 48, 52, 66, 78, 86, 88, 104, 129, 132, 143, 156, 172, 176, 208, 258, 264, 277, 286, 312, 344, 429, 473, 516, 528, 554, 559, 572, 624, 688, 831, 858, 946, 1032, 1108, 1118, 1144, 1419, 1662, 1677, 1716, 1892, 2064, 2216, 2236, 2288, 2838, 3047, 3324, 3354, 3432, 3601, 3784, 4432, 4472, 5676, 6094, 6149, 6648, 6708, 6864, 7202, 7568, 8944, 9141, 10803, 11352, 11911, 12188, 12298, 13296, 13416, 14404, 18282, 18447, 21606, 22704, 23822, 24376, 24596, 26832, 28808, 35733, 36564, 36894, 39611, 43212, 47644, 48752, 49192, 57616, 71466, 73128, 73788, 79222, 86424, 95288, 98384, 118833, 131021, 142932, 146256, 147576, 154843, 158444, 172848, 190576, 237666, 262042, 285864, 295152, 309686, 316888, 393063, 464529, 475332, 524084, 571728, 619372, 633776, 786126, 929058, 950664, 1048168, 1238744, 1572252, 1703273, 1858116, 1901328, 2096336, 2477488, 3144504, 3406546, 3716232, 5109819, 6289008, 6813092, 7432464, 10219638, 13626184, 20439276, 27252368, 40878552, 81757104]

約数ペア:

[(1, 81757104), (2, 40878552), (3, 27252368), (4, 20439276), (6, 13626184), (8, 10219638), (11, 7432464), (12, 6813092), (13, 6289008), (16, 5109819), (22, 3716232), (24, 3406546), (26, 3144504), (33, 2477488), (39, 2096336), (43, 1901328), (44, 1858116), (48, 1703273), (52, 1572252), (66, 1238744), (78, 1048168), (86, 950664), (88, 929058), (104, 786126), (129, 633776), (132, 619372), (143, 571728), (156, 524084), (172, 475332), (176, 464529), (208, 393063), (258, 316888), (264, 309686), (277, 295152), (286, 285864), (312, 262042), (344, 237666), (429, 190576), (473, 172848), (516, 158444), (528, 154843), (554, 147576), (559, 146256), (572, 142932), (624, 131021), (688, 118833), (831, 98384), (858, 95288), (946, 86424), (1032, 79222), (1108, 73788), (1118, 73128), (1144, 71466), (1419, 57616), (1662, 49192), (1677, 48752), (1716, 47644), (1892, 43212), (2064, 39611), (2216, 36894), (2236, 36564), (2288, 35733), (2838, 28808), (3047, 26832), (3324, 24596), (3354, 24376), (3432, 23822), (3601, 22704), (3784, 21606), (4432, 18447), (4472, 18282), (5676, 14404), (6094, 13416), (6149, 13296), (6648, 12298), (6708, 12188), (6864, 11911), (7202, 11352), (7568, 10803), (8944, 9141)]