80494925

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 123087360

約数和(自身を除く): 42592435

約数列:

[1, 5, 7, 19, 25, 35, 43, 95, 133, 175, 215, 301, 475, 563, 665, 817, 1075, 1505, 2815, 3325, 3941, 4085, 5719, 7525, 10697, 14075, 19705, 20425, 24209, 28595, 53485, 74879, 98525, 121045, 142975, 169463, 267425, 374395, 459971, 605225, 847315, 1871975, 2299855, 3219797, 4236575, 11499275, 16098985, 80494925]

約数ペア:

[(1, 80494925), (5, 16098985), (7, 11499275), (19, 4236575), (25, 3219797), (35, 2299855), (43, 1871975), (95, 847315), (133, 605225), (175, 459971), (215, 374395), (301, 267425), (475, 169463), (563, 142975), (665, 121045), (817, 98525), (1075, 74879), (1505, 53485), (2815, 28595), (3325, 24209), (3941, 20425), (4085, 19705), (5719, 14075), (7525, 10697)]