68117800

素因数分解:

$2^3\times 5^2\times {\mathrm{421}}^1\times {\mathrm{809}}^1$

素因数の和:1246

約数の個数: 48

約数和(自身を含む): 158946300

約数和(自身を除く): 90828500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 421, 809, 842, 1618, 1684, 2105, 3236, 3368, 4045, 4210, 6472, 8090, 8420, 10525, 16180, 16840, 20225, 21050, 32360, 40450, 42100, 80900, 84200, 161800, 340589, 681178, 1362356, 1702945, 2724712, 3405890, 6811780, 8514725, 13623560, 17029450, 34058900, 68117800]

約数ペア:

[(1, 68117800), (2, 34058900), (4, 17029450), (5, 13623560), (8, 8514725), (10, 6811780), (20, 3405890), (25, 2724712), (40, 1702945), (50, 1362356), (100, 681178), (200, 340589), (421, 161800), (809, 84200), (842, 80900), (1618, 42100), (1684, 40450), (2105, 32360), (3236, 21050), (3368, 20225), (4045, 16840), (4210, 16180), (6472, 10525), (8090, 8420)]