20080200505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1860139}}^1$

素因数の和:1860288

約数の個数: 16

約数和(自身を含む): 25714575360

約数和(自身を除く): 5634374855

約数列:

[1, 5, 17, 85, 127, 635, 2159, 10795, 1860139, 9300695, 31622363, 158111815, 236237653, 1181188265, 4016040101, 20080200505]

約数ペア:

[(1, 20080200505), (5, 4016040101), (17, 1181188265), (85, 236237653), (127, 158111815), (635, 31622363), (2159, 9300695), (10795, 1860139)]