161863910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{11423}}^1$

素因数の和:11552

約数の個数: 32

約数和(自身を含む): 316673280

約数和(自身を除く): 154809370

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 1090, 1417, 2834, 7085, 11423, 14170, 22846, 57115, 114230, 148499, 296998, 742495, 1245107, 1484990, 2490214, 6225535, 12451070, 16186391, 32372782, 80931955, 161863910]

約数ペア:

[(1, 161863910), (2, 80931955), (5, 32372782), (10, 16186391), (13, 12451070), (26, 6225535), (65, 2490214), (109, 1484990), (130, 1245107), (218, 742495), (545, 296998), (1090, 148499), (1417, 114230), (2834, 57115), (7085, 22846), (11423, 14170)]