68691856

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{70381}}^1$

素因数の和:70450

約数の個数: 20

約数和(自身を含む): 135274204

約数和(自身を除く): 66582348

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 70381, 140762, 281524, 563048, 1126096, 4293241, 8586482, 17172964, 34345928, 68691856]

約数ペア:

[(1, 68691856), (2, 34345928), (4, 17172964), (8, 8586482), (16, 4293241), (61, 1126096), (122, 563048), (244, 281524), (488, 140762), (976, 70381)]