71652440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{38113}}^1$

素因数の和:38171

約数の個数: 32

約数和(自身を含む): 164652480

約数和(自身を除く): 93000040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 38113, 76226, 152452, 190565, 304904, 381130, 762260, 1524520, 1791311, 3582622, 7165244, 8956555, 14330488, 17913110, 35826220, 71652440]

約数ペア:

[(1, 71652440), (2, 35826220), (4, 17913110), (5, 14330488), (8, 8956555), (10, 7165244), (20, 3582622), (40, 1791311), (47, 1524520), (94, 762260), (188, 381130), (235, 304904), (376, 190565), (470, 152452), (940, 76226), (1880, 38113)]