25238290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 57542400

約数和(自身を除く): 32304110

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 73, 77, 110, 146, 154, 365, 385, 449, 511, 730, 770, 803, 898, 1022, 1606, 2245, 2555, 3143, 4015, 4490, 4939, 5110, 5621, 6286, 8030, 9878, 11242, 15715, 24695, 28105, 31430, 32777, 34573, 49390, 56210, 65554, 69146, 163885, 172865, 229439, 327770, 345730, 360547, 458878, 721094, 1147195, 1802735, 2294390, 2523829, 3605470, 5047658, 12619145, 25238290]

約数ペア:

[(1, 25238290), (2, 12619145), (5, 5047658), (7, 3605470), (10, 2523829), (11, 2294390), (14, 1802735), (22, 1147195), (35, 721094), (55, 458878), (70, 360547), (73, 345730), (77, 327770), (110, 229439), (146, 172865), (154, 163885), (365, 69146), (385, 65554), (449, 56210), (511, 49390), (730, 34573), (770, 32777), (803, 31430), (898, 28105), (1022, 24695), (1606, 15715), (2245, 11242), (2555, 9878), (3143, 8030), (4015, 6286), (4490, 5621), (4939, 5110)]