51072175

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 80923392

約数和(自身を除く): 29851217

約数列:

[1, 5, 7, 11, 25, 35, 43, 55, 77, 175, 215, 275, 301, 385, 473, 617, 1075, 1505, 1925, 2365, 3085, 3311, 4319, 6787, 7525, 11825, 15425, 16555, 21595, 26531, 33935, 47509, 82775, 107975, 132655, 169675, 185717, 237545, 291841, 663275, 928585, 1187725, 1459205, 2042887, 4642925, 7296025, 10214435, 51072175]

約数ペア:

[(1, 51072175), (5, 10214435), (7, 7296025), (11, 4642925), (25, 2042887), (35, 1459205), (43, 1187725), (55, 928585), (77, 663275), (175, 291841), (215, 237545), (275, 185717), (301, 169675), (385, 132655), (473, 107975), (617, 82775), (1075, 47509), (1505, 33935), (1925, 26531), (2365, 21595), (3085, 16555), (3311, 15425), (4319, 11825), (6787, 7525)]