30771520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{569}}^1$

素因数の和:612

約数の個数: 84

約数和(自身を含む): 79484220

約数和(自身を除く): 48712700

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 169, 208, 260, 320, 338, 416, 520, 569, 676, 832, 845, 1040, 1138, 1352, 1690, 2080, 2276, 2704, 2845, 3380, 4160, 4552, 5408, 5690, 6760, 7397, 9104, 10816, 11380, 13520, 14794, 18208, 22760, 27040, 29588, 36416, 36985, 45520, 54080, 59176, 73970, 91040, 96161, 118352, 147940, 182080, 192322, 236704, 295880, 384644, 473408, 480805, 591760, 769288, 961610, 1183520, 1538576, 1923220, 2367040, 3077152, 3846440, 6154304, 7692880, 15385760, 30771520]

約数ペア:

[(1, 30771520), (2, 15385760), (4, 7692880), (5, 6154304), (8, 3846440), (10, 3077152), (13, 2367040), (16, 1923220), (20, 1538576), (26, 1183520), (32, 961610), (40, 769288), (52, 591760), (64, 480805), (65, 473408), (80, 384644), (104, 295880), (130, 236704), (160, 192322), (169, 182080), (208, 147940), (260, 118352), (320, 96161), (338, 91040), (416, 73970), (520, 59176), (569, 54080), (676, 45520), (832, 36985), (845, 36416), (1040, 29588), (1138, 27040), (1352, 22760), (1690, 18208), (2080, 14794), (2276, 13520), (2704, 11380), (2845, 10816), (3380, 9104), (4160, 7397), (4552, 6760), (5408, 5690)]