64564556

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 140096880

約数和(自身を除く): 75532324

約数列:

[1, 2, 4, 7, 14, 28, 29, 37, 49, 58, 74, 98, 116, 148, 196, 203, 259, 307, 406, 518, 614, 812, 1036, 1073, 1228, 1421, 1813, 2146, 2149, 2842, 3626, 4292, 4298, 5684, 7252, 7511, 8596, 8903, 11359, 15022, 15043, 17806, 22718, 30044, 30086, 35612, 45436, 52577, 60172, 62321, 79513, 105154, 124642, 159026, 210308, 249284, 318052, 329411, 436247, 556591, 658822, 872494, 1113182, 1317644, 1744988, 2226364, 2305877, 4611754, 9223508, 16141139, 32282278, 64564556]

約数ペア:

[(1, 64564556), (2, 32282278), (4, 16141139), (7, 9223508), (14, 4611754), (28, 2305877), (29, 2226364), (37, 1744988), (49, 1317644), (58, 1113182), (74, 872494), (98, 658822), (116, 556591), (148, 436247), (196, 329411), (203, 318052), (259, 249284), (307, 210308), (406, 159026), (518, 124642), (614, 105154), (812, 79513), (1036, 62321), (1073, 60172), (1228, 52577), (1421, 45436), (1813, 35612), (2146, 30086), (2149, 30044), (2842, 22718), (3626, 17806), (4292, 15043), (4298, 15022), (5684, 11359), (7252, 8903), (7511, 8596)]