81022045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 109549440

約数和(自身を除く): 28527395

約数列:

[1, 5, 13, 37, 59, 65, 185, 295, 481, 571, 767, 2183, 2405, 2855, 3835, 7423, 10915, 21127, 28379, 33689, 37115, 105635, 141895, 168445, 274651, 437957, 1246493, 1373255, 2189785, 6232465, 16204409, 81022045]

約数ペア:

[(1, 81022045), (5, 16204409), (13, 6232465), (37, 2189785), (59, 1373255), (65, 1246493), (185, 437957), (295, 274651), (481, 168445), (571, 141895), (767, 105635), (2183, 37115), (2405, 33689), (2855, 28379), (3835, 21127), (7423, 10915)]