49049320

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1913}}^1$

素因数の和:2565

約数の個数: 32

約数和(自身を含む): 110590920

約数和(自身を除く): 61541600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 1913, 2564, 3205, 3826, 5128, 6410, 7652, 9565, 12820, 15304, 19130, 25640, 38260, 76520, 1226233, 2452466, 4904932, 6131165, 9809864, 12262330, 24524660, 49049320]

約数ペア:

[(1, 49049320), (2, 24524660), (4, 12262330), (5, 9809864), (8, 6131165), (10, 4904932), (20, 2452466), (40, 1226233), (641, 76520), (1282, 38260), (1913, 25640), (2564, 19130), (3205, 15304), (3826, 12820), (5128, 9565), (6410, 7652)]