78867790

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{81307}}^1$

素因数の和:81411

約数の個数: 16

約数和(自身を含む): 143427312

約数和(自身を除く): 64559522

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 81307, 162614, 406535, 813070, 7886779, 15773558, 39433895, 78867790]

約数ペア:

[(1, 78867790), (2, 39433895), (5, 15773558), (10, 7886779), (97, 813070), (194, 406535), (485, 162614), (970, 81307)]