64191590

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{46181}}^1$

素因数の和:46327

約数の個数: 16

約数和(自身を含む): 116378640

約数和(自身を除く): 52187050

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 46181, 92362, 230905, 461810, 6419159, 12838318, 32095795, 64191590]

約数ペア:

[(1, 64191590), (2, 32095795), (5, 12838318), (10, 6419159), (139, 461810), (278, 230905), (695, 92362), (1390, 46181)]