76690220

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 164398080

約数和(自身を除く): 87707860

約数列:

[1, 2, 4, 5, 10, 20, 109, 127, 218, 254, 277, 436, 508, 545, 554, 635, 1090, 1108, 1270, 1385, 2180, 2540, 2770, 5540, 13843, 27686, 30193, 35179, 55372, 60386, 69215, 70358, 120772, 138430, 140716, 150965, 175895, 276860, 301930, 351790, 603860, 703580, 3834511, 7669022, 15338044, 19172555, 38345110, 76690220]

約数ペア:

[(1, 76690220), (2, 38345110), (4, 19172555), (5, 15338044), (10, 7669022), (20, 3834511), (109, 703580), (127, 603860), (218, 351790), (254, 301930), (277, 276860), (436, 175895), (508, 150965), (545, 140716), (554, 138430), (635, 120772), (1090, 70358), (1108, 69215), (1270, 60386), (1385, 55372), (2180, 35179), (2540, 30193), (2770, 27686), (5540, 13843)]