80438185

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{3989}}^1$

素因数の和:4140

約数の個数: 16

約数和(自身を含む): 100069200

約数和(自身を除く): 19631015

約数列:

[1, 5, 37, 109, 185, 545, 3989, 4033, 19945, 20165, 147593, 434801, 737965, 2174005, 16087637, 80438185]

約数ペア:

[(1, 80438185), (5, 16087637), (37, 2174005), (109, 737965), (185, 434801), (545, 147593), (3989, 20165), (4033, 19945)]