82361860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{12517}}^1$

素因数の和:12580

約数の個数: 48

約数和(自身を含む): 201890304

約数和(自身を除く): 119528444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 12517, 25034, 50068, 62585, 87619, 125170, 175238, 250340, 350476, 438095, 588299, 876190, 1176598, 1752380, 2353196, 2941495, 4118093, 5882990, 8236186, 11765980, 16472372, 20590465, 41180930, 82361860]

約数ペア:

[(1, 82361860), (2, 41180930), (4, 20590465), (5, 16472372), (7, 11765980), (10, 8236186), (14, 5882990), (20, 4118093), (28, 2941495), (35, 2353196), (47, 1752380), (70, 1176598), (94, 876190), (140, 588299), (188, 438095), (235, 350476), (329, 250340), (470, 175238), (658, 125170), (940, 87619), (1316, 62585), (1645, 50068), (3290, 25034), (6580, 12517)]