68941210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17107}}^1$

素因数の和:17158

約数の個数: 32

約数和(自身を含む): 137958912

約数和(自身を除く): 69017702

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 17107, 34214, 85535, 171070, 222391, 444782, 530317, 1060634, 1111955, 2223910, 2651585, 5303170, 6894121, 13788242, 34470605, 68941210]

約数ペア:

[(1, 68941210), (2, 34470605), (5, 13788242), (10, 6894121), (13, 5303170), (26, 2651585), (31, 2223910), (62, 1111955), (65, 1060634), (130, 530317), (155, 444782), (310, 222391), (403, 171070), (806, 85535), (2015, 34214), (4030, 17107)]