80418208

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2549

約数の個数: 48

約数和(自身を含む): 172730880

約数和(自身を除く): 92312672

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 79, 104, 158, 208, 316, 416, 632, 1027, 1264, 2054, 2447, 2528, 4108, 4894, 8216, 9788, 16432, 19576, 31811, 32864, 39152, 63622, 78304, 127244, 193313, 254488, 386626, 508976, 773252, 1017952, 1546504, 2513069, 3093008, 5026138, 6186016, 10052276, 20104552, 40209104, 80418208]

約数ペア:

[(1, 80418208), (2, 40209104), (4, 20104552), (8, 10052276), (13, 6186016), (16, 5026138), (26, 3093008), (32, 2513069), (52, 1546504), (79, 1017952), (104, 773252), (158, 508976), (208, 386626), (316, 254488), (416, 193313), (632, 127244), (1027, 78304), (1264, 63622), (2054, 39152), (2447, 32864), (2528, 31811), (4108, 19576), (4894, 16432), (8216, 9788)]