161210270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{1447}}^1$

素因数の和:2324

約数の個数: 32

約数和(自身を含む): 313080768

約数和(自身を除く): 151870498

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 857, 1447, 1714, 2894, 4285, 7235, 8570, 11141, 14470, 18811, 22282, 37622, 55705, 94055, 111410, 188110, 1240079, 2480158, 6200395, 12400790, 16121027, 32242054, 80605135, 161210270]

約数ペア:

[(1, 161210270), (2, 80605135), (5, 32242054), (10, 16121027), (13, 12400790), (26, 6200395), (65, 2480158), (130, 1240079), (857, 188110), (1447, 111410), (1714, 94055), (2894, 55705), (4285, 37622), (7235, 22282), (8570, 18811), (11141, 14470)]