268804510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{121631}}^1$

素因数の和:121668

約数の個数: 32

約数和(自身を含む): 551722752

約数和(自身を除く): 282918242

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 121631, 243262, 608155, 1216310, 1581203, 2067727, 3162406, 4135454, 7906015, 10338635, 15812030, 20677270, 26880451, 53760902, 134402255, 268804510]

約数ペア:

[(1, 268804510), (2, 134402255), (5, 53760902), (10, 26880451), (13, 20677270), (17, 15812030), (26, 10338635), (34, 7906015), (65, 4135454), (85, 3162406), (130, 2067727), (170, 1581203), (221, 1216310), (442, 608155), (1105, 243262), (2210, 121631)]