71809760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40801}}^1$

素因数の和:40827

約数の個数: 48

約数和(自身を含む): 185077872

約数和(自身を除く): 113268112

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 40801, 81602, 163204, 204005, 326408, 408010, 448811, 652816, 816020, 897622, 1305632, 1632040, 1795244, 2244055, 3264080, 3590488, 4488110, 6528160, 7180976, 8976220, 14361952, 17952440, 35904880, 71809760]

約数ペア:

[(1, 71809760), (2, 35904880), (4, 17952440), (5, 14361952), (8, 8976220), (10, 7180976), (11, 6528160), (16, 4488110), (20, 3590488), (22, 3264080), (32, 2244055), (40, 1795244), (44, 1632040), (55, 1305632), (80, 897622), (88, 816020), (110, 652816), (160, 448811), (176, 408010), (220, 326408), (352, 204005), (440, 163204), (880, 81602), (1760, 40801)]