64879810

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{14779}}^1$

素因数の和:15225

約数の個数: 16

約数和(自身を含む): 117057600

約数和(自身を除く): 52177790

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 14779, 29558, 73895, 147790, 6487981, 12975962, 32439905, 64879810]

約数ペア:

[(1, 64879810), (2, 32439905), (5, 12975962), (10, 6487981), (439, 147790), (878, 73895), (2195, 29558), (4390, 14779)]