16781300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{4093}}^1$

素因数の和:4148

約数の個数: 36

約数和(自身を含む): 37312716

約数和(自身を除く): 20531416

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4093, 4100, 8186, 16372, 20465, 40930, 81860, 102325, 167813, 204650, 335626, 409300, 671252, 839065, 1678130, 3356260, 4195325, 8390650, 16781300]

約数ペア:

[(1, 16781300), (2, 8390650), (4, 4195325), (5, 3356260), (10, 1678130), (20, 839065), (25, 671252), (41, 409300), (50, 335626), (82, 204650), (100, 167813), (164, 102325), (205, 81860), (410, 40930), (820, 20465), (1025, 16372), (2050, 8186), (4093, 4100)]