81937544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{16763}}^1$

素因数の和:16829

約数の個数: 32

約数和(自身を含む): 168981120

約数和(自身を除く): 87043576

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4888, 16763, 33526, 67052, 134104, 217919, 435838, 787861, 871676, 1575722, 1743352, 3151444, 6302888, 10242193, 20484386, 40968772, 81937544]

約数ペア:

[(1, 81937544), (2, 40968772), (4, 20484386), (8, 10242193), (13, 6302888), (26, 3151444), (47, 1743352), (52, 1575722), (94, 871676), (104, 787861), (188, 435838), (376, 217919), (611, 134104), (1222, 67052), (2444, 33526), (4888, 16763)]