64666090

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{91079}}^1$

素因数の和:91157

約数の個数: 16

約数和(自身を含む): 118039680

約数和(自身を除く): 53373590

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 91079, 182158, 455395, 910790, 6466609, 12933218, 32333045, 64666090]

約数ペア:

[(1, 64666090), (2, 32333045), (5, 12933218), (10, 6466609), (71, 910790), (142, 455395), (355, 182158), (710, 91079)]