201149680

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{18089}}^1$

素因数の和:18241

約数の個数: 40

約数和(自身を含む): 471063600

約数和(自身を除く): 269913920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 18089, 36178, 72356, 90445, 144712, 180890, 289424, 361780, 723560, 1447120, 2514371, 5028742, 10057484, 12571855, 20114968, 25143710, 40229936, 50287420, 100574840, 201149680]

約数ペア:

[(1, 201149680), (2, 100574840), (4, 50287420), (5, 40229936), (8, 25143710), (10, 20114968), (16, 12571855), (20, 10057484), (40, 5028742), (80, 2514371), (139, 1447120), (278, 723560), (556, 361780), (695, 289424), (1112, 180890), (1390, 144712), (2224, 90445), (2780, 72356), (5560, 36178), (11120, 18089)]