80891190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2287}}^1$

素因数の和:2434

約数の個数: 64

約数和(自身を含む): 217451520

約数和(自身を除く): 136560330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 131, 135, 262, 270, 393, 655, 786, 1179, 1310, 1965, 2287, 2358, 3537, 3930, 4574, 5895, 6861, 7074, 11435, 11790, 13722, 17685, 20583, 22870, 34305, 35370, 41166, 61749, 68610, 102915, 123498, 205830, 299597, 308745, 599194, 617490, 898791, 1497985, 1797582, 2696373, 2995970, 4493955, 5392746, 8089119, 8987910, 13481865, 16178238, 26963730, 40445595, 80891190]

約数ペア:

[(1, 80891190), (2, 40445595), (3, 26963730), (5, 16178238), (6, 13481865), (9, 8987910), (10, 8089119), (15, 5392746), (18, 4493955), (27, 2995970), (30, 2696373), (45, 1797582), (54, 1497985), (90, 898791), (131, 617490), (135, 599194), (262, 308745), (270, 299597), (393, 205830), (655, 123498), (786, 102915), (1179, 68610), (1310, 61749), (1965, 41166), (2287, 35370), (2358, 34305), (3537, 22870), (3930, 20583), (4574, 17685), (5895, 13722), (6861, 11790), (7074, 11435)]