71413970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{8741}}^1$

素因数の和:8810

約数の個数: 32

約数和(自身を含む): 138473280

約数和(自身を除く): 67059310

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 8741, 17482, 43705, 87410, 166079, 332158, 375863, 751726, 830395, 1660790, 1879315, 3758630, 7141397, 14282794, 35706985, 71413970]

約数ペア:

[(1, 71413970), (2, 35706985), (5, 14282794), (10, 7141397), (19, 3758630), (38, 1879315), (43, 1660790), (86, 830395), (95, 751726), (190, 375863), (215, 332158), (430, 166079), (817, 87410), (1634, 43705), (4085, 17482), (8170, 8741)]