25542605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 35168256

約数和(自身を除く): 9625651

約数列:

[1, 5, 11, 31, 55, 71, 155, 211, 341, 355, 781, 1055, 1705, 2201, 2321, 3905, 6541, 11005, 11605, 14981, 24211, 32705, 71951, 74905, 121055, 164791, 359755, 464411, 823955, 2322055, 5108521, 25542605]

約数ペア:

[(1, 25542605), (5, 5108521), (11, 2322055), (31, 823955), (55, 464411), (71, 359755), (155, 164791), (211, 121055), (341, 74905), (355, 71951), (781, 32705), (1055, 24211), (1705, 14981), (2201, 11605), (2321, 11005), (3905, 6541)]