68645000

素因数分解:

$2^3\times 5^4\times {\mathrm{13729}}^1$

素因数の和:13755

約数の個数: 40

約数和(自身を含む): 160846950

約数和(自身を除く): 92201950

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 13729, 27458, 54916, 68645, 109832, 137290, 274580, 343225, 549160, 686450, 1372900, 1716125, 2745800, 3432250, 6864500, 8580625, 13729000, 17161250, 34322500, 68645000]

約数ペア:

[(1, 68645000), (2, 34322500), (4, 17161250), (5, 13729000), (8, 8580625), (10, 6864500), (20, 3432250), (25, 2745800), (40, 1716125), (50, 1372900), (100, 686450), (125, 549160), (200, 343225), (250, 274580), (500, 137290), (625, 109832), (1000, 68645), (1250, 54916), (2500, 27458), (5000, 13729)]