158468416

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:791

約数の個数: 56

約数和(自身を含む): 325892160

約数和(自身を除く): 167423744

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 89, 172, 178, 344, 356, 647, 688, 712, 1294, 1376, 1424, 2588, 2752, 2848, 3827, 5176, 5696, 7654, 10352, 15308, 20704, 27821, 30616, 41408, 55642, 57583, 61232, 111284, 115166, 122464, 222568, 230332, 244928, 445136, 460664, 890272, 921328, 1780544, 1842656, 2476069, 3685312, 4952138, 9904276, 19808552, 39617104, 79234208, 158468416]

約数ペア:

[(1, 158468416), (2, 79234208), (4, 39617104), (8, 19808552), (16, 9904276), (32, 4952138), (43, 3685312), (64, 2476069), (86, 1842656), (89, 1780544), (172, 921328), (178, 890272), (344, 460664), (356, 445136), (647, 244928), (688, 230332), (712, 222568), (1294, 122464), (1376, 115166), (1424, 111284), (2588, 61232), (2752, 57583), (2848, 55642), (3827, 41408), (5176, 30616), (5696, 27821), (7654, 20704), (10352, 15308)]