61988545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 83825280

約数和(自身を除く): 21836735

約数列:

[1, 5, 17, 19, 85, 95, 131, 293, 323, 655, 1465, 1615, 2227, 2489, 4981, 5567, 11135, 12445, 24905, 27835, 38383, 42313, 94639, 191915, 211565, 473195, 652511, 729277, 3262555, 3646385, 12397709, 61988545]

約数ペア:

[(1, 61988545), (5, 12397709), (17, 3646385), (19, 3262555), (85, 729277), (95, 652511), (131, 473195), (293, 211565), (323, 191915), (655, 94639), (1465, 42313), (1615, 38383), (2227, 27835), (2489, 24905), (4981, 12445), (5567, 11135)]