80280070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{709}}^1$

素因数の和:809

約数の個数: 48

約数和(自身を含む): 159034320

約数和(自身を除く): 78754250

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 169, 335, 338, 670, 709, 845, 871, 1418, 1690, 1742, 3545, 4355, 7090, 8710, 9217, 11323, 18434, 22646, 46085, 47503, 56615, 92170, 95006, 113230, 119821, 237515, 239642, 475030, 599105, 617539, 1198210, 1235078, 3087695, 6175390, 8028007, 16056014, 40140035, 80280070]

約数ペア:

[(1, 80280070), (2, 40140035), (5, 16056014), (10, 8028007), (13, 6175390), (26, 3087695), (65, 1235078), (67, 1198210), (130, 617539), (134, 599105), (169, 475030), (335, 239642), (338, 237515), (670, 119821), (709, 113230), (845, 95006), (871, 92170), (1418, 56615), (1690, 47503), (1742, 46085), (3545, 22646), (4355, 18434), (7090, 11323), (8710, 9217)]