81018035

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 116121600

約数和(自身を除く): 35103565

約数列:

[1, 5, 7, 31, 35, 89, 155, 217, 445, 623, 839, 1085, 2759, 3115, 4195, 5873, 13795, 19313, 26009, 29365, 74671, 96565, 130045, 182063, 373355, 522697, 910315, 2314801, 2613485, 11574005, 16203607, 81018035]

約数ペア:

[(1, 81018035), (5, 16203607), (7, 11574005), (31, 2613485), (35, 2314801), (89, 910315), (155, 522697), (217, 373355), (445, 182063), (623, 130045), (839, 96565), (1085, 74671), (2759, 29365), (3115, 26009), (4195, 19313), (5873, 13795)]