64691690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{1493}}^1$

素因数の和:2126

約数の個数: 32

約数和(自身を含む): 133384320

約数和(自身を除く): 68692630

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 619, 1238, 1493, 2986, 3095, 4333, 6190, 7465, 8666, 10451, 14930, 20902, 21665, 43330, 52255, 104510, 924167, 1848334, 4620835, 6469169, 9241670, 12938338, 32345845, 64691690]

約数ペア:

[(1, 64691690), (2, 32345845), (5, 12938338), (7, 9241670), (10, 6469169), (14, 4620835), (35, 1848334), (70, 924167), (619, 104510), (1238, 52255), (1493, 43330), (2986, 21665), (3095, 20902), (4333, 14930), (6190, 10451), (7465, 8666)]