201980485

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4297}}^1$

素因数の和:4405

約数の個数: 32

約数和(自身を含む): 297077760

約数和(自身を除く): 95097275

約数列:

[1, 5, 7, 17, 35, 79, 85, 119, 395, 553, 595, 1343, 2765, 4297, 6715, 9401, 21485, 30079, 47005, 73049, 150395, 339463, 365245, 511343, 1697315, 2376241, 2556715, 5770871, 11881205, 28854355, 40396097, 201980485]

約数ペア:

[(1, 201980485), (5, 40396097), (7, 28854355), (17, 11881205), (35, 5770871), (79, 2556715), (85, 2376241), (119, 1697315), (395, 511343), (553, 365245), (595, 339463), (1343, 150395), (2765, 73049), (4297, 47005), (6715, 30079), (9401, 21485)]