520025360

素因数分解:

$2^4\times 5^1\times {\mathrm{6500317}}^1$

素因数の和:6500330

約数の個数: 20

約数和(自身を含む): 1209059148

約数和(自身を除く): 689033788

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6500317, 13000634, 26001268, 32501585, 52002536, 65003170, 104005072, 130006340, 260012680, 520025360]

約数ペア:

[(1, 520025360), (2, 260012680), (4, 130006340), (5, 104005072), (8, 65003170), (10, 52002536), (16, 32501585), (20, 26001268), (40, 13000634), (80, 6500317)]