63843760

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4051}}^1$

素因数の和:4261

約数の個数: 40

約数和(自身を含む): 149227056

約数和(自身を除く): 85383296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 4051, 7880, 8102, 15760, 16204, 20255, 32408, 40510, 64816, 81020, 162040, 324080, 798047, 1596094, 3192188, 3990235, 6384376, 7980470, 12768752, 15960940, 31921880, 63843760]

約数ペア:

[(1, 63843760), (2, 31921880), (4, 15960940), (5, 12768752), (8, 7980470), (10, 6384376), (16, 3990235), (20, 3192188), (40, 1596094), (80, 798047), (197, 324080), (394, 162040), (788, 81020), (985, 64816), (1576, 40510), (1970, 32408), (3152, 20255), (3940, 16204), (4051, 15760), (7880, 8102)]