80971190

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{279211}}^1$

素因数の和:279247

約数の個数: 16

約数和(自身を含む): 150774480

約数和(自身を除く): 69803290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 279211, 558422, 1396055, 2792110, 8097119, 16194238, 40485595, 80971190]

約数ペア:

[(1, 80971190), (2, 40485595), (5, 16194238), (10, 8097119), (29, 2792110), (58, 1396055), (145, 558422), (290, 279211)]