25989392

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 60954432

約数和(自身を除く): 34965040

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 37, 44, 52, 74, 88, 104, 143, 148, 176, 208, 286, 296, 307, 407, 481, 572, 592, 614, 814, 962, 1144, 1228, 1628, 1924, 2288, 2456, 3256, 3377, 3848, 3991, 4912, 5291, 6512, 6754, 7696, 7982, 10582, 11359, 13508, 15964, 21164, 22718, 27016, 31928, 42328, 43901, 45436, 54032, 63856, 84656, 87802, 90872, 124949, 147667, 175604, 181744, 249898, 295334, 351208, 499796, 590668, 702416, 999592, 1181336, 1624337, 1999184, 2362672, 3248674, 6497348, 12994696, 25989392]

約数ペア:

[(1, 25989392), (2, 12994696), (4, 6497348), (8, 3248674), (11, 2362672), (13, 1999184), (16, 1624337), (22, 1181336), (26, 999592), (37, 702416), (44, 590668), (52, 499796), (74, 351208), (88, 295334), (104, 249898), (143, 181744), (148, 175604), (176, 147667), (208, 124949), (286, 90872), (296, 87802), (307, 84656), (407, 63856), (481, 54032), (572, 45436), (592, 43901), (614, 42328), (814, 31928), (962, 27016), (1144, 22718), (1228, 21164), (1628, 15964), (1924, 13508), (2288, 11359), (2456, 10582), (3256, 7982), (3377, 7696), (3848, 6754), (3991, 6512), (4912, 5291)]