65862040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 154431360

約数和(自身を除く): 88569320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 53, 94, 106, 188, 212, 235, 265, 376, 424, 470, 530, 661, 940, 1060, 1322, 1880, 2120, 2491, 2644, 3305, 4982, 5288, 6610, 9964, 12455, 13220, 19928, 24910, 26440, 31067, 35033, 49820, 62134, 70066, 99640, 124268, 140132, 155335, 175165, 248536, 280264, 310670, 350330, 621340, 700660, 1242680, 1401320, 1646551, 3293102, 6586204, 8232755, 13172408, 16465510, 32931020, 65862040]

約数ペア:

[(1, 65862040), (2, 32931020), (4, 16465510), (5, 13172408), (8, 8232755), (10, 6586204), (20, 3293102), (40, 1646551), (47, 1401320), (53, 1242680), (94, 700660), (106, 621340), (188, 350330), (212, 310670), (235, 280264), (265, 248536), (376, 175165), (424, 155335), (470, 140132), (530, 124268), (661, 99640), (940, 70066), (1060, 62134), (1322, 49820), (1880, 35033), (2120, 31067), (2491, 26440), (2644, 24910), (3305, 19928), (4982, 13220), (5288, 12455), (6610, 9964)]