81897370

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{673}}^1$

素因数の和:1006

約数の個数: 32

約数和(自身を含む): 151601472

約数和(自身を除く): 69704102

約数列:

[1, 2, 5, 10, 43, 86, 215, 283, 430, 566, 673, 1346, 1415, 2830, 3365, 6730, 12169, 24338, 28939, 57878, 60845, 121690, 144695, 190459, 289390, 380918, 952295, 1904590, 8189737, 16379474, 40948685, 81897370]

約数ペア:

[(1, 81897370), (2, 40948685), (5, 16379474), (10, 8189737), (43, 1904590), (86, 952295), (215, 380918), (283, 289390), (430, 190459), (566, 144695), (673, 121690), (1346, 60845), (1415, 57878), (2830, 28939), (3365, 24338), (6730, 12169)]