81619616

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{196201}}^1$

素因数の和:196224

約数の個数: 24

約数和(自身を含む): 173050164

約数和(自身を除く): 91430548

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 196201, 392402, 784804, 1569608, 2550613, 3139216, 5101226, 6278432, 10202452, 20404904, 40809808, 81619616]

約数ペア:

[(1, 81619616), (2, 40809808), (4, 20404904), (8, 10202452), (13, 6278432), (16, 5101226), (26, 3139216), (32, 2550613), (52, 1569608), (104, 784804), (208, 392402), (416, 196201)]