83315260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20521}}^1$

素因数の和:20566

約数の個数: 48

約数和(自身を含む): 206861760

約数和(自身を除く): 123546500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 20521, 41042, 82084, 102605, 143647, 205210, 287294, 410420, 574588, 595109, 718235, 1190218, 1436470, 2380436, 2872940, 2975545, 4165763, 5951090, 8331526, 11902180, 16663052, 20828815, 41657630, 83315260]

約数ペア:

[(1, 83315260), (2, 41657630), (4, 20828815), (5, 16663052), (7, 11902180), (10, 8331526), (14, 5951090), (20, 4165763), (28, 2975545), (29, 2872940), (35, 2380436), (58, 1436470), (70, 1190218), (116, 718235), (140, 595109), (145, 574588), (203, 410420), (290, 287294), (406, 205210), (580, 143647), (812, 102605), (1015, 82084), (2030, 41042), (4060, 20521)]