25912810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 59076864

約数和(自身を除く): 33164054

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 73, 77, 110, 146, 154, 365, 385, 461, 511, 730, 770, 803, 922, 1022, 1606, 2305, 2555, 3227, 4015, 4610, 5071, 5110, 5621, 6454, 8030, 10142, 11242, 16135, 25355, 28105, 32270, 33653, 35497, 50710, 56210, 67306, 70994, 168265, 177485, 235571, 336530, 354970, 370183, 471142, 740366, 1177855, 1850915, 2355710, 2591281, 3701830, 5182562, 12956405, 25912810]

約数ペア:

[(1, 25912810), (2, 12956405), (5, 5182562), (7, 3701830), (10, 2591281), (11, 2355710), (14, 1850915), (22, 1177855), (35, 740366), (55, 471142), (70, 370183), (73, 354970), (77, 336530), (110, 235571), (146, 177485), (154, 168265), (365, 70994), (385, 67306), (461, 56210), (511, 50710), (730, 35497), (770, 33653), (803, 32270), (922, 28105), (1022, 25355), (1606, 16135), (2305, 11242), (2555, 10142), (3227, 8030), (4015, 6454), (4610, 5621), (5071, 5110)]