80491424

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1069}}^1$

素因数の和:1273

約数の個数: 48

約数和(自身を含む): 171760680

約数和(自身を除く): 91269256

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 181, 208, 362, 416, 724, 1069, 1448, 2138, 2353, 2896, 4276, 4706, 5792, 8552, 9412, 13897, 17104, 18824, 27794, 34208, 37648, 55588, 75296, 111176, 193489, 222352, 386978, 444704, 773956, 1547912, 2515357, 3095824, 5030714, 6191648, 10061428, 20122856, 40245712, 80491424]

約数ペア:

[(1, 80491424), (2, 40245712), (4, 20122856), (8, 10061428), (13, 6191648), (16, 5030714), (26, 3095824), (32, 2515357), (52, 1547912), (104, 773956), (181, 444704), (208, 386978), (362, 222352), (416, 193489), (724, 111176), (1069, 75296), (1448, 55588), (2138, 37648), (2353, 34208), (2896, 27794), (4276, 18824), (4706, 17104), (5792, 13897), (8552, 9412)]