4008385825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^2$

素因数の和:958

約数の個数: 36

約数和(自身を含む): 5365785040

約数和(自身を除く): 1357399215

約数列:

[1, 5, 19, 25, 43, 95, 215, 443, 475, 817, 1075, 2215, 4085, 8417, 11075, 19049, 20425, 42085, 95245, 196249, 210425, 361931, 476225, 981245, 1809655, 3728731, 4906225, 8438707, 9048275, 18643655, 42193535, 93218275, 160335433, 210967675, 801677165, 4008385825]

約数ペア:

[(1, 4008385825), (5, 801677165), (19, 210967675), (25, 160335433), (43, 93218275), (95, 42193535), (215, 18643655), (443, 9048275), (475, 8438707), (817, 4906225), (1075, 3728731), (2215, 1809655), (4085, 981245), (8417, 476225), (11075, 361931), (19049, 210425), (20425, 196249), (42085, 95245)]