80880416

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{971}}^1$

素因数の和:1137

約数の個数: 48

約数和(自身を含む): 169011360

約数和(自身を除く): 88130944

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 137, 152, 274, 304, 548, 608, 971, 1096, 1942, 2192, 2603, 3884, 4384, 5206, 7768, 10412, 15536, 18449, 20824, 31072, 36898, 41648, 73796, 83296, 133027, 147592, 266054, 295184, 532108, 590368, 1064216, 2128432, 2527513, 4256864, 5055026, 10110052, 20220104, 40440208, 80880416]

約数ペア:

[(1, 80880416), (2, 40440208), (4, 20220104), (8, 10110052), (16, 5055026), (19, 4256864), (32, 2527513), (38, 2128432), (76, 1064216), (137, 590368), (152, 532108), (274, 295184), (304, 266054), (548, 147592), (608, 133027), (971, 83296), (1096, 73796), (1942, 41648), (2192, 36898), (2603, 31072), (3884, 20824), (4384, 18449), (5206, 15536), (7768, 10412)]