208590070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1604539}}^1$

素因数の和:1604559

約数の個数: 16

約数和(自身を含む): 404344080

約数和(自身を除く): 195754010

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1604539, 3209078, 8022695, 16045390, 20859007, 41718014, 104295035, 208590070]

約数ペア:

[(1, 208590070), (2, 104295035), (5, 41718014), (10, 20859007), (13, 16045390), (26, 8022695), (65, 3209078), (130, 1604539)]