72643175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13903}}^1$

素因数の和:13943

約数の個数: 24

約数和(自身を含む): 103445760

約数和(自身を除く): 30802585

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 13903, 69515, 152933, 264157, 347575, 764665, 1320785, 2905727, 3823325, 6603925, 14528635, 72643175]

約数ペア:

[(1, 72643175), (5, 14528635), (11, 6603925), (19, 3823325), (25, 2905727), (55, 1320785), (95, 764665), (209, 347575), (275, 264157), (475, 152933), (1045, 69515), (5225, 13903)]