90806870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:258

約数の個数: 96

約数和(自身を含む): 209599488

約数和(自身を除く): 118792618

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 71, 77, 110, 121, 142, 151, 154, 242, 302, 355, 385, 497, 605, 710, 755, 770, 781, 847, 994, 1057, 1210, 1510, 1562, 1661, 1694, 2114, 2485, 3322, 3905, 4235, 4970, 5285, 5467, 7810, 8305, 8470, 8591, 10570, 10721, 10934, 11627, 16610, 17182, 18271, 21442, 23254, 27335, 36542, 42955, 53605, 54670, 58135, 60137, 75047, 85910, 91355, 107210, 116270, 117931, 120274, 127897, 150094, 182710, 235862, 255794, 300685, 375235, 589655, 601370, 639485, 750470, 825517, 1179310, 1278970, 1297241, 1651034, 2594482, 4127585, 6486205, 8255170, 9080687, 12972410, 18161374, 45403435, 90806870]

約数ペア:

[(1, 90806870), (2, 45403435), (5, 18161374), (7, 12972410), (10, 9080687), (11, 8255170), (14, 6486205), (22, 4127585), (35, 2594482), (55, 1651034), (70, 1297241), (71, 1278970), (77, 1179310), (110, 825517), (121, 750470), (142, 639485), (151, 601370), (154, 589655), (242, 375235), (302, 300685), (355, 255794), (385, 235862), (497, 182710), (605, 150094), (710, 127897), (755, 120274), (770, 117931), (781, 116270), (847, 107210), (994, 91355), (1057, 85910), (1210, 75047), (1510, 60137), (1562, 58135), (1661, 54670), (1694, 53605), (2114, 42955), (2485, 36542), (3322, 27335), (3905, 23254), (4235, 21442), (4970, 18271), (5285, 17182), (5467, 16610), (7810, 11627), (8305, 10934), (8470, 10721), (8591, 10570)]