205296505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{607}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 274212864

約数和(自身を除く): 68916359

約数列:

[1, 5, 17, 23, 85, 115, 173, 391, 607, 865, 1955, 2941, 3035, 3979, 10319, 13961, 14705, 19895, 51595, 67643, 69805, 105011, 237337, 338215, 525055, 1186685, 1785187, 2415253, 8925935, 12076265, 41059301, 205296505]

約数ペア:

[(1, 205296505), (5, 41059301), (17, 12076265), (23, 8925935), (85, 2415253), (115, 1785187), (173, 1186685), (391, 525055), (607, 338215), (865, 237337), (1955, 105011), (2941, 69805), (3035, 67643), (3979, 51595), (10319, 19895), (13961, 14705)]