51680195

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1493}}^1$

素因数の和:1571

約数の個数: 32

約数和(自身を含む): 75727872

約数和(自身を除く): 24047677

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 301, 805, 989, 1493, 1505, 4945, 6923, 7465, 10451, 34339, 34615, 52255, 64199, 171695, 240373, 320995, 449393, 1201865, 1476577, 2246965, 7382885, 10336039, 51680195]

約数ペア:

[(1, 51680195), (5, 10336039), (7, 7382885), (23, 2246965), (35, 1476577), (43, 1201865), (115, 449393), (161, 320995), (215, 240373), (301, 171695), (805, 64199), (989, 52255), (1493, 34615), (1505, 34339), (4945, 10451), (6923, 7465)]