200620882

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 389650176

約数和(自身を除く): 189029294

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 137, 154, 257, 259, 274, 407, 514, 518, 814, 959, 1507, 1799, 1918, 2827, 2849, 3014, 3598, 5069, 5654, 5698, 9509, 10138, 10549, 19018, 19789, 21098, 35209, 35483, 39578, 55759, 66563, 70418, 70966, 104599, 111518, 133126, 209198, 246463, 387299, 390313, 492926, 732193, 774598, 780626, 1302733, 1464386, 2605466, 2711093, 5422186, 9119131, 14330063, 18238262, 28660126, 100310441, 200620882]

約数ペア:

[(1, 200620882), (2, 100310441), (7, 28660126), (11, 18238262), (14, 14330063), (22, 9119131), (37, 5422186), (74, 2711093), (77, 2605466), (137, 1464386), (154, 1302733), (257, 780626), (259, 774598), (274, 732193), (407, 492926), (514, 390313), (518, 387299), (814, 246463), (959, 209198), (1507, 133126), (1799, 111518), (1918, 104599), (2827, 70966), (2849, 70418), (3014, 66563), (3598, 55759), (5069, 39578), (5654, 35483), (5698, 35209), (9509, 21098), (10138, 19789), (10549, 19018)]