15551733985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{967}}^1\times {\mathrm{4129}}^1$

素因数の和:5161

約数の個数: 32

約数和(自身を含む): 20149113600

約数和(自身を除く): 4597379615

約数列:

[1, 5, 19, 41, 95, 205, 779, 967, 3895, 4129, 4835, 18373, 20645, 39647, 78451, 91865, 169289, 198235, 392255, 753293, 846445, 3216491, 3766465, 3992743, 16082455, 19963715, 75862117, 163702463, 379310585, 818512315, 3110346797, 15551733985]

約数ペア:

[(1, 15551733985), (5, 3110346797), (19, 818512315), (41, 379310585), (95, 163702463), (205, 75862117), (779, 19963715), (967, 16082455), (3895, 3992743), (4129, 3766465), (4835, 3216491), (18373, 846445), (20645, 753293), (39647, 392255), (78451, 198235), (91865, 169289)]