13506826825

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{25609}}^1$

素因数の和:25726

約数の個数: 36

約数和(自身を含む): 18036047380

約数和(自身を除く): 4529220555

約数列:

[1, 5, 17, 25, 73, 85, 289, 365, 425, 1241, 1445, 1825, 6205, 7225, 21097, 25609, 31025, 105485, 128045, 435353, 527425, 640225, 1869457, 2176765, 7401001, 9347285, 10883825, 31780769, 37005005, 46736425, 158903845, 185025025, 540273073, 794519225, 2701365365, 13506826825]

約数ペア:

[(1, 13506826825), (5, 2701365365), (17, 794519225), (25, 540273073), (73, 185025025), (85, 158903845), (289, 46736425), (365, 37005005), (425, 31780769), (1241, 10883825), (1445, 9347285), (1825, 7401001), (6205, 2176765), (7225, 1869457), (21097, 640225), (25609, 527425), (31025, 435353), (105485, 128045)]