81054064

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{311}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 194987520

約数和(自身を除く): 113933456

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 179, 182, 208, 311, 358, 364, 622, 716, 728, 1244, 1253, 1432, 1456, 2177, 2327, 2488, 2506, 2864, 4043, 4354, 4654, 4976, 5012, 8086, 8708, 9308, 10024, 16172, 16289, 17416, 18616, 20048, 28301, 32344, 32578, 34832, 37232, 55669, 56602, 64688, 65156, 111338, 113204, 130312, 222676, 226408, 260624, 389683, 445352, 452816, 723697, 779366, 890704, 1447394, 1558732, 2894788, 3117464, 5065879, 5789576, 6234928, 10131758, 11579152, 20263516, 40527032, 81054064]

約数ペア:

[(1, 81054064), (2, 40527032), (4, 20263516), (7, 11579152), (8, 10131758), (13, 6234928), (14, 5789576), (16, 5065879), (26, 3117464), (28, 2894788), (52, 1558732), (56, 1447394), (91, 890704), (104, 779366), (112, 723697), (179, 452816), (182, 445352), (208, 389683), (311, 260624), (358, 226408), (364, 222676), (622, 130312), (716, 113204), (728, 111338), (1244, 65156), (1253, 64688), (1432, 56602), (1456, 55669), (2177, 37232), (2327, 34832), (2488, 32578), (2506, 32344), (2864, 28301), (4043, 20048), (4354, 18616), (4654, 17416), (4976, 16289), (5012, 16172), (8086, 10024), (8708, 9308)]