749203325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{21149}}^1$

素因数の和:21281

約数の個数: 24

約数和(自身を含む): 1009701000

約数和(自身を除く): 260497675

約数列:

[1, 5, 13, 25, 65, 109, 325, 545, 1417, 2725, 7085, 21149, 35425, 105745, 274937, 528725, 1374685, 2305241, 6873425, 11526205, 29968133, 57631025, 149840665, 749203325]

約数ペア:

[(1, 749203325), (5, 149840665), (13, 57631025), (25, 29968133), (65, 11526205), (109, 6873425), (325, 2305241), (545, 1374685), (1417, 528725), (2725, 274937), (7085, 105745), (21149, 35425)]