81312484

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{3907}}^1$

素因数の和:3976

約数の個数: 36

約数和(自身を含む): 160087312

約数和(自身を除く): 78774828

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 946, 1892, 3907, 5203, 7814, 10406, 15628, 20812, 42977, 85954, 168001, 171908, 336002, 472747, 672004, 945494, 1848011, 1890988, 3696022, 7392044, 20328121, 40656242, 81312484]

約数ペア:

[(1, 81312484), (2, 40656242), (4, 20328121), (11, 7392044), (22, 3696022), (43, 1890988), (44, 1848011), (86, 945494), (121, 672004), (172, 472747), (242, 336002), (473, 171908), (484, 168001), (946, 85954), (1892, 42977), (3907, 20812), (5203, 15628), (7814, 10406)]