51155335

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 82114560

約数和(自身を除く): 30959225

約数列:

[1, 5, 7, 11, 23, 35, 53, 55, 77, 109, 115, 161, 253, 265, 371, 385, 545, 583, 763, 805, 1199, 1219, 1265, 1771, 1855, 2507, 2915, 3815, 4081, 5777, 5995, 6095, 8393, 8533, 8855, 12535, 13409, 17549, 20405, 27577, 28885, 40439, 41965, 42665, 63547, 67045, 87745, 93863, 132871, 137885, 193039, 202195, 317735, 444829, 469315, 664355, 930097, 965195, 1461581, 2224145, 4650485, 7307905, 10231067, 51155335]

約数ペア:

[(1, 51155335), (5, 10231067), (7, 7307905), (11, 4650485), (23, 2224145), (35, 1461581), (53, 965195), (55, 930097), (77, 664355), (109, 469315), (115, 444829), (161, 317735), (253, 202195), (265, 193039), (371, 137885), (385, 132871), (545, 93863), (583, 87745), (763, 67045), (805, 63547), (1199, 42665), (1219, 41965), (1265, 40439), (1771, 28885), (1855, 27577), (2507, 20405), (2915, 17549), (3815, 13409), (4081, 12535), (5777, 8855), (5995, 8533), (6095, 8393)]