65058520

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{3559}}^1$

素因数の和:4027

約数の個数: 32

約数和(自身を含む): 146743200

約数和(自身を除く): 81684680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3559, 3656, 4570, 7118, 9140, 14236, 17795, 18280, 28472, 35590, 71180, 142360, 1626463, 3252926, 6505852, 8132315, 13011704, 16264630, 32529260, 65058520]

約数ペア:

[(1, 65058520), (2, 32529260), (4, 16264630), (5, 13011704), (8, 8132315), (10, 6505852), (20, 3252926), (40, 1626463), (457, 142360), (914, 71180), (1828, 35590), (2285, 28472), (3559, 18280), (3656, 17795), (4570, 14236), (7118, 9140)]