69679264

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:773

約数の個数: 48

約数和(自身を含む): 142369920

約数和(自身を除く): 72690656

約数列:

[1, 2, 4, 8, 16, 32, 43, 79, 86, 158, 172, 316, 344, 632, 641, 688, 1264, 1282, 1376, 2528, 2564, 3397, 5128, 6794, 10256, 13588, 20512, 27176, 27563, 50639, 54352, 55126, 101278, 108704, 110252, 202556, 220504, 405112, 441008, 810224, 882016, 1620448, 2177477, 4354954, 8709908, 17419816, 34839632, 69679264]

約数ペア:

[(1, 69679264), (2, 34839632), (4, 17419816), (8, 8709908), (16, 4354954), (32, 2177477), (43, 1620448), (79, 882016), (86, 810224), (158, 441008), (172, 405112), (316, 220504), (344, 202556), (632, 110252), (641, 108704), (688, 101278), (1264, 55126), (1282, 54352), (1376, 50639), (2528, 27563), (2564, 27176), (3397, 20512), (5128, 13588), (6794, 10256)]