200820105

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1549}}^1$

素因数の和:1670

約数の個数: 48

約数和(自身を含む): 361732800

約数和(自身を除く): 160912695

約数列:

[1, 3, 5, 9, 15, 43, 45, 67, 129, 201, 215, 335, 387, 603, 645, 1005, 1549, 1935, 2881, 3015, 4647, 7745, 8643, 13941, 14405, 23235, 25929, 43215, 66607, 69705, 103783, 129645, 199821, 311349, 333035, 518915, 599463, 934047, 999105, 1556745, 2997315, 4462669, 4670235, 13388007, 22313345, 40164021, 66940035, 200820105]

約数ペア:

[(1, 200820105), (3, 66940035), (5, 40164021), (9, 22313345), (15, 13388007), (43, 4670235), (45, 4462669), (67, 2997315), (129, 1556745), (201, 999105), (215, 934047), (335, 599463), (387, 518915), (603, 333035), (645, 311349), (1005, 199821), (1549, 129645), (1935, 103783), (2881, 69705), (3015, 66607), (4647, 43215), (7745, 25929), (8643, 23235), (13941, 14405)]