71417008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2621}}^1$

素因数の和:2773

約数の個数: 40

約数和(自身を含む): 150209136

約数和(自身を除く): 78792128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 208, 262, 524, 1048, 1703, 2096, 2621, 3406, 5242, 6812, 10484, 13624, 20968, 27248, 34073, 41936, 68146, 136292, 272584, 343351, 545168, 686702, 1373404, 2746808, 4463563, 5493616, 8927126, 17854252, 35708504, 71417008]

約数ペア:

[(1, 71417008), (2, 35708504), (4, 17854252), (8, 8927126), (13, 5493616), (16, 4463563), (26, 2746808), (52, 1373404), (104, 686702), (131, 545168), (208, 343351), (262, 272584), (524, 136292), (1048, 68146), (1703, 41936), (2096, 34073), (2621, 27248), (3406, 20968), (5242, 13624), (6812, 10484)]