81181184

素因数分解:

$2^9\times 7^1\times {\mathrm{22651}}^1$

素因数の和:22676

約数の個数: 40

約数和(自身を含む): 185383968

約数和(自身を除く): 104202784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 22651, 45302, 90604, 158557, 181208, 317114, 362416, 634228, 724832, 1268456, 1449664, 2536912, 2899328, 5073824, 5798656, 10147648, 11597312, 20295296, 40590592, 81181184]

約数ペア:

[(1, 81181184), (2, 40590592), (4, 20295296), (7, 11597312), (8, 10147648), (14, 5798656), (16, 5073824), (28, 2899328), (32, 2536912), (56, 1449664), (64, 1268456), (112, 724832), (128, 634228), (224, 362416), (256, 317114), (448, 181208), (512, 158557), (896, 90604), (1792, 45302), (3584, 22651)]