49147760

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3769}}^1$

素因数の和:3945

約数の個数: 40

約数和(自身を含む): 115000080

約数和(自身を除く): 65852320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 3769, 6520, 7538, 13040, 15076, 18845, 30152, 37690, 60304, 75380, 150760, 301520, 614347, 1228694, 2457388, 3071735, 4914776, 6143470, 9829552, 12286940, 24573880, 49147760]

約数ペア:

[(1, 49147760), (2, 24573880), (4, 12286940), (5, 9829552), (8, 6143470), (10, 4914776), (16, 3071735), (20, 2457388), (40, 1228694), (80, 614347), (163, 301520), (326, 150760), (652, 75380), (815, 60304), (1304, 37690), (1630, 30152), (2608, 18845), (3260, 15076), (3769, 13040), (6520, 7538)]