81259904

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{57713}}^1$

素因数の和:57738

約数の個数: 32

約数和(自身を含む): 176604840

約数和(自身を除く): 95344936

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 57713, 115426, 230852, 461704, 634843, 923408, 1269686, 1846816, 2539372, 3693632, 5078744, 7387264, 10157488, 20314976, 40629952, 81259904]

約数ペア:

[(1, 81259904), (2, 40629952), (4, 20314976), (8, 10157488), (11, 7387264), (16, 5078744), (22, 3693632), (32, 2539372), (44, 1846816), (64, 1269686), (88, 923408), (128, 634843), (176, 461704), (352, 230852), (704, 115426), (1408, 57713)]