65115655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 88897536

約数和(自身を除く): 23781881

約数列:

[1, 5, 11, 31, 55, 155, 181, 211, 341, 905, 1055, 1705, 1991, 2321, 5611, 6541, 9955, 11605, 28055, 32705, 38191, 61721, 71951, 190955, 308605, 359755, 420101, 1183921, 2100505, 5919605, 13023131, 65115655]

約数ペア:

[(1, 65115655), (5, 13023131), (11, 5919605), (31, 2100505), (55, 1183921), (155, 420101), (181, 359755), (211, 308605), (341, 190955), (905, 71951), (1055, 61721), (1705, 38191), (1991, 32705), (2321, 28055), (5611, 11605), (6541, 9955)]