78422495

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1787}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 96294528

約数和(自身を除く): 17872033

約数列:

[1, 5, 67, 131, 335, 655, 1787, 8777, 8935, 43885, 119729, 234097, 598645, 1170485, 15684499, 78422495]

約数ペア:

[(1, 78422495), (5, 15684499), (67, 1170485), (131, 598645), (335, 234097), (655, 119729), (1787, 43885), (8777, 8935)]