64738625

素因数分解:

$5^3\times 7^1\times {\mathrm{241}}^1\times {\mathrm{307}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 93020928

約数和(自身を除く): 28282303

約数列:

[1, 5, 7, 25, 35, 125, 175, 241, 307, 875, 1205, 1535, 1687, 2149, 6025, 7675, 8435, 10745, 30125, 38375, 42175, 53725, 73987, 210875, 268625, 369935, 517909, 1849675, 2589545, 9248375, 12947725, 64738625]

約数ペア:

[(1, 64738625), (5, 12947725), (7, 9248375), (25, 2589545), (35, 1849675), (125, 517909), (175, 369935), (241, 268625), (307, 210875), (875, 73987), (1205, 53725), (1535, 42175), (1687, 38375), (2149, 30125), (6025, 10745), (7675, 8435)]