80909728

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{743}}^1$

素因数の和:877

約数の個数: 48

約数和(自身を含む): 165364416

約数和(自身を除く): 84454688

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 83, 164, 166, 328, 332, 656, 664, 743, 1312, 1328, 1486, 2656, 2972, 3403, 5944, 6806, 11888, 13612, 23776, 27224, 30463, 54448, 60926, 61669, 108896, 121852, 123338, 243704, 246676, 487408, 493352, 974816, 986704, 1973408, 2528429, 5056858, 10113716, 20227432, 40454864, 80909728]

約数ペア:

[(1, 80909728), (2, 40454864), (4, 20227432), (8, 10113716), (16, 5056858), (32, 2528429), (41, 1973408), (82, 986704), (83, 974816), (164, 493352), (166, 487408), (328, 246676), (332, 243704), (656, 123338), (664, 121852), (743, 108896), (1312, 61669), (1328, 60926), (1486, 54448), (2656, 30463), (2972, 27224), (3403, 23776), (5944, 13612), (6806, 11888)]