71772805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{25679}}^1$

素因数の和:25740

約数の個数: 16

約数和(自身を含む): 94913280

約数和(自身を除く): 23140475

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 25679, 128395, 333827, 1104197, 1669135, 5520985, 14354561, 71772805]

約数ペア:

[(1, 71772805), (5, 14354561), (13, 5520985), (43, 1669135), (65, 1104197), (215, 333827), (559, 128395), (2795, 25679)]