40880495

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1489}}^1$

素因数の和:1547

約数の個数: 24

約数和(自身を含む): 54891600

約数和(自身を除く): 14011105

約数列:

[1, 5, 17, 19, 85, 95, 289, 323, 1445, 1489, 1615, 5491, 7445, 25313, 27455, 28291, 126565, 141455, 430321, 480947, 2151605, 2404735, 8176099, 40880495]

約数ペア:

[(1, 40880495), (5, 8176099), (17, 2404735), (19, 2151605), (85, 480947), (95, 430321), (289, 141455), (323, 126565), (1445, 28291), (1489, 27455), (1615, 25313), (5491, 7445)]