157460290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71249}}^1$

素因数の和:71286

約数の個数: 32

約数和(自身を含む): 323190000

約数和(自身を除く): 165729710

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 71249, 142498, 356245, 712490, 926237, 1211233, 1852474, 2422466, 4631185, 6056165, 9262370, 12112330, 15746029, 31492058, 78730145, 157460290]

約数ペア:

[(1, 157460290), (2, 78730145), (5, 31492058), (10, 15746029), (13, 12112330), (17, 9262370), (26, 6056165), (34, 4631185), (65, 2422466), (85, 1852474), (130, 1211233), (170, 926237), (221, 712490), (442, 356245), (1105, 142498), (2210, 71249)]