80601565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 109143936

約数和(自身を除く): 28542371

約数列:

[1, 5, 11, 43, 55, 173, 197, 215, 473, 865, 985, 1903, 2167, 2365, 7439, 8471, 9515, 10835, 34081, 37195, 42355, 81829, 93181, 170405, 374891, 409145, 465905, 1465483, 1874455, 7327415, 16120313, 80601565]

約数ペア:

[(1, 80601565), (5, 16120313), (11, 7327415), (43, 1874455), (55, 1465483), (173, 465905), (197, 409145), (215, 374891), (473, 170405), (865, 93181), (985, 81829), (1903, 42355), (2167, 37195), (2365, 34081), (7439, 10835), (8471, 9515)]