2597500520

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{4691}}^1$

素因数の和:4938

約数の個数: 64

約数和(自身を含む): 5945702400

約数和(自身を除く): 3348201880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 127, 218, 254, 436, 508, 545, 635, 872, 1016, 1090, 1270, 2180, 2540, 4360, 4691, 5080, 9382, 13843, 18764, 23455, 27686, 37528, 46910, 55372, 69215, 93820, 110744, 138430, 187640, 276860, 511319, 553720, 595757, 1022638, 1191514, 2045276, 2383028, 2556595, 2978785, 4090552, 4766056, 5113190, 5957570, 10226380, 11915140, 20452760, 23830280, 64937513, 129875026, 259750052, 324687565, 519500104, 649375130, 1298750260, 2597500520]

約数ペア:

[(1, 2597500520), (2, 1298750260), (4, 649375130), (5, 519500104), (8, 324687565), (10, 259750052), (20, 129875026), (40, 64937513), (109, 23830280), (127, 20452760), (218, 11915140), (254, 10226380), (436, 5957570), (508, 5113190), (545, 4766056), (635, 4090552), (872, 2978785), (1016, 2556595), (1090, 2383028), (1270, 2045276), (2180, 1191514), (2540, 1022638), (4360, 595757), (4691, 553720), (5080, 511319), (9382, 276860), (13843, 187640), (18764, 138430), (23455, 110744), (27686, 93820), (37528, 69215), (46910, 55372)]