25397015

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 37040640

約数和(自身を除く): 11643625

約数列:

[1, 5, 7, 19, 35, 95, 133, 181, 211, 665, 905, 1055, 1267, 1477, 3439, 4009, 6335, 7385, 17195, 20045, 24073, 28063, 38191, 120365, 140315, 190955, 267337, 725629, 1336685, 3628145, 5079403, 25397015]

約数ペア:

[(1, 25397015), (5, 5079403), (7, 3628145), (19, 1336685), (35, 725629), (95, 267337), (133, 190955), (181, 140315), (211, 120365), (665, 38191), (905, 28063), (1055, 24073), (1267, 20045), (1477, 17195), (3439, 7385), (4009, 6335)]