49172080

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5639}}^1$

素因数の和:5761

約数の個数: 40

約数和(自身を含む): 115394400

約数和(自身を除く): 66222320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 5639, 8720, 11278, 22556, 28195, 45112, 56390, 90224, 112780, 225560, 451120, 614651, 1229302, 2458604, 3073255, 4917208, 6146510, 9834416, 12293020, 24586040, 49172080]

約数ペア:

[(1, 49172080), (2, 24586040), (4, 12293020), (5, 9834416), (8, 6146510), (10, 4917208), (16, 3073255), (20, 2458604), (40, 1229302), (80, 614651), (109, 451120), (218, 225560), (436, 112780), (545, 90224), (872, 56390), (1090, 45112), (1744, 28195), (2180, 22556), (4360, 11278), (5639, 8720)]