80841930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{207287}}^1$

素因数の和:207310

約数の個数: 32

約数和(自身を含む): 208946304

約数和(自身を除く): 128104374

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 207287, 414574, 621861, 1036435, 1243722, 2072870, 2694731, 3109305, 5389462, 6218610, 8084193, 13473655, 16168386, 26947310, 40420965, 80841930]

約数ペア:

[(1, 80841930), (2, 40420965), (3, 26947310), (5, 16168386), (6, 13473655), (10, 8084193), (13, 6218610), (15, 5389462), (26, 3109305), (30, 2694731), (39, 2072870), (65, 1243722), (78, 1036435), (130, 621861), (195, 414574), (390, 207287)]