201649910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1019}}^1$

素因数の和:1301

約数の個数: 64

約数和(自身を含む): 454740480

約数和(自身を除く): 253090570

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 257, 385, 514, 770, 1019, 1285, 1799, 2038, 2570, 2827, 3598, 5095, 5654, 7133, 8995, 10190, 11209, 14135, 14266, 17990, 19789, 22418, 28270, 35665, 39578, 56045, 71330, 78463, 98945, 112090, 156926, 197890, 261883, 392315, 523766, 784630, 1309415, 1833181, 2618830, 2880713, 3666362, 5761426, 9165905, 14403565, 18331810, 20164991, 28807130, 40329982, 100824955, 201649910]

約数ペア:

[(1, 201649910), (2, 100824955), (5, 40329982), (7, 28807130), (10, 20164991), (11, 18331810), (14, 14403565), (22, 9165905), (35, 5761426), (55, 3666362), (70, 2880713), (77, 2618830), (110, 1833181), (154, 1309415), (257, 784630), (385, 523766), (514, 392315), (770, 261883), (1019, 197890), (1285, 156926), (1799, 112090), (2038, 98945), (2570, 78463), (2827, 71330), (3598, 56045), (5095, 39578), (5654, 35665), (7133, 28270), (8995, 22418), (10190, 19789), (11209, 17990), (14135, 14266)]