78499424

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 160166160

約数和(自身を除く): 81666736

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 89, 172, 178, 344, 356, 641, 688, 712, 1282, 1376, 1424, 2564, 2848, 3827, 5128, 7654, 10256, 15308, 20512, 27563, 30616, 55126, 57049, 61232, 110252, 114098, 122464, 220504, 228196, 441008, 456392, 882016, 912784, 1825568, 2453107, 4906214, 9812428, 19624856, 39249712, 78499424]

約数ペア:

[(1, 78499424), (2, 39249712), (4, 19624856), (8, 9812428), (16, 4906214), (32, 2453107), (43, 1825568), (86, 912784), (89, 882016), (172, 456392), (178, 441008), (344, 228196), (356, 220504), (641, 122464), (688, 114098), (712, 110252), (1282, 61232), (1376, 57049), (1424, 55126), (2564, 30616), (2848, 27563), (3827, 20512), (5128, 15308), (7654, 10256)]