64936690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71359}}^1$

素因数の和:71386

約数の個数: 32

約数和(自身を含む): 143861760

約数和(自身を除く): 78925070

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 71359, 142718, 356795, 499513, 713590, 927667, 999026, 1855334, 2497565, 4638335, 4995130, 6493669, 9276670, 12987338, 32468345, 64936690]

約数ペア:

[(1, 64936690), (2, 32468345), (5, 12987338), (7, 9276670), (10, 6493669), (13, 4995130), (14, 4638335), (26, 2497565), (35, 1855334), (65, 999026), (70, 927667), (91, 713590), (130, 499513), (182, 356795), (455, 142718), (910, 71359)]