83358520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{643}}^1$

素因数の和:1124

約数の個数: 64

約数和(自身を含む): 215147520

約数和(自身を除く): 131789000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 463, 643, 926, 1286, 1852, 2315, 2572, 3215, 3241, 3704, 4501, 4630, 5144, 6430, 6482, 9002, 9260, 12860, 12964, 16205, 18004, 18520, 22505, 25720, 25928, 32410, 36008, 45010, 64820, 90020, 129640, 180040, 297709, 595418, 1190836, 1488545, 2083963, 2381672, 2977090, 4167926, 5954180, 8335852, 10419815, 11908360, 16671704, 20839630, 41679260, 83358520]

約数ペア:

[(1, 83358520), (2, 41679260), (4, 20839630), (5, 16671704), (7, 11908360), (8, 10419815), (10, 8335852), (14, 5954180), (20, 4167926), (28, 2977090), (35, 2381672), (40, 2083963), (56, 1488545), (70, 1190836), (140, 595418), (280, 297709), (463, 180040), (643, 129640), (926, 90020), (1286, 64820), (1852, 45010), (2315, 36008), (2572, 32410), (3215, 25928), (3241, 25720), (3704, 22505), (4501, 18520), (4630, 18004), (5144, 16205), (6430, 12964), (6482, 12860), (9002, 9260)]