25419888

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:431

約数の個数: 120

約数和(自身を含む): 78897728

約数和(自身を除く): 53477840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 37, 39, 48, 52, 72, 74, 78, 104, 111, 117, 144, 148, 156, 208, 222, 234, 296, 312, 333, 367, 444, 468, 481, 592, 624, 666, 734, 888, 936, 962, 1101, 1332, 1443, 1468, 1776, 1872, 1924, 2202, 2664, 2886, 2936, 3303, 3848, 4329, 4404, 4771, 5328, 5772, 5872, 6606, 7696, 8658, 8808, 9542, 11544, 13212, 13579, 14313, 17316, 17616, 19084, 23088, 26424, 27158, 28626, 34632, 38168, 40737, 42939, 52848, 54316, 57252, 69264, 76336, 81474, 85878, 108632, 114504, 122211, 162948, 171756, 176527, 217264, 229008, 244422, 325896, 343512, 353054, 488844, 529581, 651792, 687024, 706108, 977688, 1059162, 1412216, 1588743, 1955376, 2118324, 2824432, 3177486, 4236648, 6354972, 8473296, 12709944, 25419888]

約数ペア:

[(1, 25419888), (2, 12709944), (3, 8473296), (4, 6354972), (6, 4236648), (8, 3177486), (9, 2824432), (12, 2118324), (13, 1955376), (16, 1588743), (18, 1412216), (24, 1059162), (26, 977688), (36, 706108), (37, 687024), (39, 651792), (48, 529581), (52, 488844), (72, 353054), (74, 343512), (78, 325896), (104, 244422), (111, 229008), (117, 217264), (144, 176527), (148, 171756), (156, 162948), (208, 122211), (222, 114504), (234, 108632), (296, 85878), (312, 81474), (333, 76336), (367, 69264), (444, 57252), (468, 54316), (481, 52848), (592, 42939), (624, 40737), (666, 38168), (734, 34632), (888, 28626), (936, 27158), (962, 26424), (1101, 23088), (1332, 19084), (1443, 17616), (1468, 17316), (1776, 14313), (1872, 13579), (1924, 13212), (2202, 11544), (2664, 9542), (2886, 8808), (2936, 8658), (3303, 7696), (3848, 6606), (4329, 5872), (4404, 5772), (4771, 5328)]