25202870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 57480192

約数和(自身を除く): 32277322

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 71, 77, 110, 142, 154, 355, 385, 461, 497, 710, 770, 781, 922, 994, 1562, 2305, 2485, 3227, 3905, 4610, 4970, 5071, 5467, 6454, 7810, 10142, 10934, 16135, 25355, 27335, 32270, 32731, 35497, 50710, 54670, 65462, 70994, 163655, 177485, 229117, 327310, 354970, 360041, 458234, 720082, 1145585, 1800205, 2291170, 2520287, 3600410, 5040574, 12601435, 25202870]

約数ペア:

[(1, 25202870), (2, 12601435), (5, 5040574), (7, 3600410), (10, 2520287), (11, 2291170), (14, 1800205), (22, 1145585), (35, 720082), (55, 458234), (70, 360041), (71, 354970), (77, 327310), (110, 229117), (142, 177485), (154, 163655), (355, 70994), (385, 65462), (461, 54670), (497, 50710), (710, 35497), (770, 32731), (781, 32270), (922, 27335), (994, 25355), (1562, 16135), (2305, 10934), (2485, 10142), (3227, 7810), (3905, 6454), (4610, 5467), (4970, 5071)]