72045055

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{8521}}^1$

素因数の和:8634

約数の個数: 16

約数和(自身を含む): 92037600

約数和(自身を除く): 19992545

約数列:

[1, 5, 19, 89, 95, 445, 1691, 8455, 8521, 42605, 161899, 758369, 809495, 3791845, 14409011, 72045055]

約数ペア:

[(1, 72045055), (5, 14409011), (19, 3791845), (89, 809495), (95, 758369), (445, 161899), (1691, 42605), (8455, 8521)]