282780575

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2069}}^1$

素因数の和:2168

約数の個数: 48

約数和(自身を含む): 443543040

約数和(自身を除く): 160762465

約数列:

[1, 5, 7, 11, 25, 35, 55, 71, 77, 175, 275, 355, 385, 497, 781, 1775, 1925, 2069, 2485, 3905, 5467, 10345, 12425, 14483, 19525, 22759, 27335, 51725, 72415, 113795, 136675, 146899, 159313, 362075, 568975, 734495, 796565, 1028293, 1615889, 3672475, 3982825, 5141465, 8079445, 11311223, 25707325, 40397225, 56556115, 282780575]

約数ペア:

[(1, 282780575), (5, 56556115), (7, 40397225), (11, 25707325), (25, 11311223), (35, 8079445), (55, 5141465), (71, 3982825), (77, 3672475), (175, 1615889), (275, 1028293), (355, 796565), (385, 734495), (497, 568975), (781, 362075), (1775, 159313), (1925, 146899), (2069, 136675), (2485, 113795), (3905, 72415), (5467, 51725), (10345, 27335), (12425, 22759), (14483, 19525)]