520078475

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2591}}^1$

素因数の和:2676

約数の個数: 48

約数和(自身を含む): 781664256

約数和(自身を除く): 261585781

約数列:

[1, 5, 7, 25, 31, 35, 37, 155, 175, 185, 217, 259, 775, 925, 1085, 1147, 1295, 2591, 5425, 5735, 6475, 8029, 12955, 18137, 28675, 40145, 64775, 80321, 90685, 95867, 200725, 401605, 453425, 479335, 562247, 671069, 2008025, 2396675, 2811235, 2971877, 3355345, 14056175, 14859385, 16776725, 20803139, 74296925, 104015695, 520078475]

約数ペア:

[(1, 520078475), (5, 104015695), (7, 74296925), (25, 20803139), (31, 16776725), (35, 14859385), (37, 14056175), (155, 3355345), (175, 2971877), (185, 2811235), (217, 2396675), (259, 2008025), (775, 671069), (925, 562247), (1085, 479335), (1147, 453425), (1295, 401605), (2591, 200725), (5425, 95867), (5735, 90685), (6475, 80321), (8029, 64775), (12955, 40145), (18137, 28675)]