64664500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{5623}}^1$

素因数の和:5665

約数の個数: 48

約数和(自身を含む): 147393792

約数和(自身を除く): 82729292

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 250, 460, 500, 575, 1150, 2300, 2875, 5623, 5750, 11246, 11500, 22492, 28115, 56230, 112460, 129329, 140575, 258658, 281150, 517316, 562300, 646645, 702875, 1293290, 1405750, 2586580, 2811500, 3233225, 6466450, 12932900, 16166125, 32332250, 64664500]

約数ペア:

[(1, 64664500), (2, 32332250), (4, 16166125), (5, 12932900), (10, 6466450), (20, 3233225), (23, 2811500), (25, 2586580), (46, 1405750), (50, 1293290), (92, 702875), (100, 646645), (115, 562300), (125, 517316), (230, 281150), (250, 258658), (460, 140575), (500, 129329), (575, 112460), (1150, 56230), (2300, 28115), (2875, 22492), (5623, 11500), (5750, 11246)]