2016996475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 2752879360

約数和(自身を除く): 735882885

約数列:

[1, 5, 13, 25, 65, 67, 211, 325, 335, 439, 871, 1055, 1675, 2195, 2743, 4355, 5275, 5707, 10975, 13715, 14137, 21775, 28535, 29413, 68575, 70685, 92629, 142675, 147065, 183781, 353425, 382369, 463145, 735325, 918905, 1204177, 1911845, 2315725, 4594525, 6020885, 6206143, 9559225, 30104425, 31030715, 80679859, 155153575, 403399295, 2016996475]

約数ペア:

[(1, 2016996475), (5, 403399295), (13, 155153575), (25, 80679859), (65, 31030715), (67, 30104425), (211, 9559225), (325, 6206143), (335, 6020885), (439, 4594525), (871, 2315725), (1055, 1911845), (1675, 1204177), (2195, 918905), (2743, 735325), (4355, 463145), (5275, 382369), (5707, 353425), (10975, 183781), (13715, 147065), (14137, 142675), (21775, 92629), (28535, 70685), (29413, 68575)]