77946440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13627}}^1$

素因数の和:13662

約数の個数: 64

約数和(自身を含む): 206055360

約数和(自身を除く): 128108920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 13627, 27254, 54508, 68135, 109016, 136270, 149897, 177151, 272540, 299794, 354302, 545080, 599588, 708604, 749485, 885755, 1199176, 1417208, 1498970, 1771510, 1948661, 2997940, 3543020, 3897322, 5995880, 7086040, 7794644, 9743305, 15589288, 19486610, 38973220, 77946440]

約数ペア:

[(1, 77946440), (2, 38973220), (4, 19486610), (5, 15589288), (8, 9743305), (10, 7794644), (11, 7086040), (13, 5995880), (20, 3897322), (22, 3543020), (26, 2997940), (40, 1948661), (44, 1771510), (52, 1498970), (55, 1417208), (65, 1199176), (88, 885755), (104, 749485), (110, 708604), (130, 599588), (143, 545080), (220, 354302), (260, 299794), (286, 272540), (440, 177151), (520, 149897), (572, 136270), (715, 109016), (1144, 68135), (1430, 54508), (2860, 27254), (5720, 13627)]