72180272

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{8863}}^1$

素因数の和:9380

約数の個数: 20

約数和(自身を含む): 140139840

約数和(自身を除く): 67959568

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 4072, 8144, 8863, 17726, 35452, 70904, 141808, 4511267, 9022534, 18045068, 36090136, 72180272]

約数ペア:

[(1, 72180272), (2, 36090136), (4, 18045068), (8, 9022534), (16, 4511267), (509, 141808), (1018, 70904), (2036, 35452), (4072, 17726), (8144, 8863)]