81500044

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{823}}^1\times {\mathrm{1303}}^1$

素因数の和:2149

約数の個数: 24

約数和(自身を含む): 150429440

約数和(自身を除く): 68929396

約数列:

[1, 2, 4, 19, 38, 76, 823, 1303, 1646, 2606, 3292, 5212, 15637, 24757, 31274, 49514, 62548, 99028, 1072369, 2144738, 4289476, 20375011, 40750022, 81500044]

約数ペア:

[(1, 81500044), (2, 40750022), (4, 20375011), (19, 4289476), (38, 2144738), (76, 1072369), (823, 99028), (1303, 62548), (1646, 49514), (2606, 31274), (3292, 24757), (5212, 15637)]