51105760

素因数分解:

$2^5\times 5^1\times {\mathrm{319411}}^1$

素因数の和:319426

約数の個数: 24

約数和(自身を含む): 120737736

約数和(自身を除く): 69631976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 319411, 638822, 1277644, 1597055, 2555288, 3194110, 5110576, 6388220, 10221152, 12776440, 25552880, 51105760]

約数ペア:

[(1, 51105760), (2, 25552880), (4, 12776440), (5, 10221152), (8, 6388220), (10, 5110576), (16, 3194110), (20, 2555288), (32, 1597055), (40, 1277644), (80, 638822), (160, 319411)]