161902510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{210263}}^1$

素因数の和:210288

約数の個数: 32

約数和(自身を含む): 363336192

約数和(自身を除く): 201433682

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 210263, 420526, 1051315, 1471841, 2102630, 2312893, 2943682, 4625786, 7359205, 11564465, 14718410, 16190251, 23128930, 32380502, 80951255, 161902510]

約数ペア:

[(1, 161902510), (2, 80951255), (5, 32380502), (7, 23128930), (10, 16190251), (11, 14718410), (14, 11564465), (22, 7359205), (35, 4625786), (55, 2943682), (70, 2312893), (77, 2102630), (110, 1471841), (154, 1051315), (385, 420526), (770, 210263)]