72156738784

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{311407}}^1$

素因数の和:311987

約数の個数: 48

約数和(自身を含む): 153261315648

約数和(自身を除く): 81104576864

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 557, 1114, 2228, 4456, 7241, 8912, 14482, 17824, 28964, 57928, 115856, 231712, 311407, 622814, 1245628, 2491256, 4048291, 4982512, 8096582, 9965024, 16193164, 32386328, 64772656, 129545312, 173453699, 346907398, 693814796, 1387629592, 2254898087, 2775259184, 4509796174, 5550518368, 9019592348, 18039184696, 36078369392, 72156738784]

約数ペア:

[(1, 72156738784), (2, 36078369392), (4, 18039184696), (8, 9019592348), (13, 5550518368), (16, 4509796174), (26, 2775259184), (32, 2254898087), (52, 1387629592), (104, 693814796), (208, 346907398), (416, 173453699), (557, 129545312), (1114, 64772656), (2228, 32386328), (4456, 16193164), (7241, 9965024), (8912, 8096582), (14482, 4982512), (17824, 4048291), (28964, 2491256), (57928, 1245628), (115856, 622814), (231712, 311407)]