888921904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1151}}^1$

素因数の和:1298

約数の個数: 80

約数和(自身を含む): 1919877120

約数和(自身を除く): 1030955216

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 79, 94, 104, 158, 188, 208, 316, 376, 611, 632, 752, 1027, 1151, 1222, 1264, 2054, 2302, 2444, 3713, 4108, 4604, 4888, 7426, 8216, 9208, 9776, 14852, 14963, 16432, 18416, 29704, 29926, 48269, 54097, 59408, 59852, 90929, 96538, 108194, 119704, 181858, 193076, 216388, 239408, 363716, 386152, 432776, 703261, 727432, 772304, 865552, 1182077, 1406522, 1454864, 2364154, 2813044, 4273663, 4728308, 5626088, 8547326, 9456616, 11252176, 17094652, 18913232, 34189304, 55557619, 68378608, 111115238, 222230476, 444460952, 888921904]

約数ペア:

[(1, 888921904), (2, 444460952), (4, 222230476), (8, 111115238), (13, 68378608), (16, 55557619), (26, 34189304), (47, 18913232), (52, 17094652), (79, 11252176), (94, 9456616), (104, 8547326), (158, 5626088), (188, 4728308), (208, 4273663), (316, 2813044), (376, 2364154), (611, 1454864), (632, 1406522), (752, 1182077), (1027, 865552), (1151, 772304), (1222, 727432), (1264, 703261), (2054, 432776), (2302, 386152), (2444, 363716), (3713, 239408), (4108, 216388), (4604, 193076), (4888, 181858), (7426, 119704), (8216, 108194), (9208, 96538), (9776, 90929), (14852, 59852), (14963, 59408), (16432, 54097), (18416, 48269), (29704, 29926)]