80540330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47657}}^1$

素因数の和:47690

約数の個数: 24

約数和(自身を含む): 156985452

約数和(自身を除く): 76445122

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 47657, 95314, 238285, 476570, 619541, 1239082, 3097705, 6195410, 8054033, 16108066, 40270165, 80540330]

約数ペア:

[(1, 80540330), (2, 40270165), (5, 16108066), (10, 8054033), (13, 6195410), (26, 3097705), (65, 1239082), (130, 619541), (169, 476570), (338, 238285), (845, 95314), (1690, 47657)]