26661280

素因数分解:

$2^5\times 5^1\times {\mathrm{281}}^1\times {\mathrm{593}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 63318024

約数和(自身を除く): 36656744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 281, 562, 593, 1124, 1186, 1405, 2248, 2372, 2810, 2965, 4496, 4744, 5620, 5930, 8992, 9488, 11240, 11860, 18976, 22480, 23720, 44960, 47440, 94880, 166633, 333266, 666532, 833165, 1333064, 1666330, 2666128, 3332660, 5332256, 6665320, 13330640, 26661280]

約数ペア:

[(1, 26661280), (2, 13330640), (4, 6665320), (5, 5332256), (8, 3332660), (10, 2666128), (16, 1666330), (20, 1333064), (32, 833165), (40, 666532), (80, 333266), (160, 166633), (281, 94880), (562, 47440), (593, 44960), (1124, 23720), (1186, 22480), (1405, 18976), (2248, 11860), (2372, 11240), (2810, 9488), (2965, 8992), (4496, 5930), (4744, 5620)]