25606724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 53343360

約数和(自身を除く): 27736636

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 89, 143, 178, 286, 356, 503, 572, 979, 1006, 1157, 1958, 2012, 2314, 3916, 4628, 5533, 6539, 11066, 12727, 13078, 22132, 25454, 26156, 44767, 50908, 71929, 89534, 143858, 179068, 287716, 492437, 581971, 984874, 1163942, 1969748, 2327884, 6401681, 12803362, 25606724]

約数ペア:

[(1, 25606724), (2, 12803362), (4, 6401681), (11, 2327884), (13, 1969748), (22, 1163942), (26, 984874), (44, 581971), (52, 492437), (89, 287716), (143, 179068), (178, 143858), (286, 89534), (356, 71929), (503, 50908), (572, 44767), (979, 26156), (1006, 25454), (1157, 22132), (1958, 13078), (2012, 12727), (2314, 11066), (3916, 6539), (4628, 5533)]