81880030

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{122209}}^1$

素因数の和:122283

約数の個数: 16

約数和(自身を含む): 149585040

約数和(自身を除く): 67705010

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 122209, 244418, 611045, 1222090, 8188003, 16376006, 40940015, 81880030]

約数ペア:

[(1, 81880030), (2, 40940015), (5, 16376006), (10, 8188003), (67, 1222090), (134, 611045), (335, 244418), (670, 122209)]