82003720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1$

素因数の和:934

約数の個数: 64

約数和(自身を含む): 192222720

約数和(自身を除く): 110219000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 53, 94, 106, 188, 212, 235, 265, 376, 424, 470, 530, 823, 940, 1060, 1646, 1880, 2120, 2491, 3292, 4115, 4982, 6584, 8230, 9964, 12455, 16460, 19928, 24910, 32920, 38681, 43619, 49820, 77362, 87238, 99640, 154724, 174476, 193405, 218095, 309448, 348952, 386810, 436190, 773620, 872380, 1547240, 1744760, 2050093, 4100186, 8200372, 10250465, 16400744, 20500930, 41001860, 82003720]

約数ペア:

[(1, 82003720), (2, 41001860), (4, 20500930), (5, 16400744), (8, 10250465), (10, 8200372), (20, 4100186), (40, 2050093), (47, 1744760), (53, 1547240), (94, 872380), (106, 773620), (188, 436190), (212, 386810), (235, 348952), (265, 309448), (376, 218095), (424, 193405), (470, 174476), (530, 154724), (823, 99640), (940, 87238), (1060, 77362), (1646, 49820), (1880, 43619), (2120, 38681), (2491, 32920), (3292, 24910), (4115, 19928), (4982, 16460), (6584, 12455), (8230, 9964)]