25619772040

素因数分解:

$2^3\times 5^1\times {\mathrm{3203}}^1\times {\mathrm{199967}}^1$

素因数の和:203181

約数の個数: 32

約数和(自身を含む): 57662772480

約数和(自身を除く): 32043000440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3203, 6406, 12812, 16015, 25624, 32030, 64060, 128120, 199967, 399934, 799868, 999835, 1599736, 1999670, 3999340, 7998680, 640494301, 1280988602, 2561977204, 3202471505, 5123954408, 6404943010, 12809886020, 25619772040]

約数ペア:

[(1, 25619772040), (2, 12809886020), (4, 6404943010), (5, 5123954408), (8, 3202471505), (10, 2561977204), (20, 1280988602), (40, 640494301), (3203, 7998680), (6406, 3999340), (12812, 1999670), (16015, 1599736), (25624, 999835), (32030, 799868), (64060, 399934), (128120, 199967)]