67515904

素因数分解:

$2^9\times {\mathrm{163}}^1\times {\mathrm{809}}^1$

素因数の和:990

約数の個数: 40

約数和(自身を含む): 135895320

約数和(自身を除く): 68379416

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163, 256, 326, 512, 652, 809, 1304, 1618, 2608, 3236, 5216, 6472, 10432, 12944, 20864, 25888, 41728, 51776, 83456, 103552, 131867, 207104, 263734, 414208, 527468, 1054936, 2109872, 4219744, 8439488, 16878976, 33757952, 67515904]

約数ペア:

[(1, 67515904), (2, 33757952), (4, 16878976), (8, 8439488), (16, 4219744), (32, 2109872), (64, 1054936), (128, 527468), (163, 414208), (256, 263734), (326, 207104), (512, 131867), (652, 103552), (809, 83456), (1304, 51776), (1618, 41728), (2608, 25888), (3236, 20864), (5216, 12944), (6472, 10432)]