25398724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 50467648

約数和(自身を除く): 25068924

約数列:

[1, 2, 4, 13, 26, 37, 43, 52, 74, 86, 148, 172, 307, 481, 559, 614, 962, 1118, 1228, 1591, 1924, 2236, 3182, 3991, 6364, 7982, 11359, 13201, 15964, 20683, 22718, 26402, 41366, 45436, 52804, 82732, 147667, 171613, 295334, 343226, 488437, 590668, 686452, 976874, 1953748, 6349681, 12699362, 25398724]

約数ペア:

[(1, 25398724), (2, 12699362), (4, 6349681), (13, 1953748), (26, 976874), (37, 686452), (43, 590668), (52, 488437), (74, 343226), (86, 295334), (148, 171613), (172, 147667), (307, 82732), (481, 52804), (559, 45436), (614, 41366), (962, 26402), (1118, 22718), (1228, 20683), (1591, 15964), (1924, 13201), (2236, 11359), (3182, 7982), (3991, 6364)]