25780736

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1232

約数の個数: 40

約数和(自身を含む): 52754064

約数和(自身を除く): 26973328

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 1171, 1376, 2342, 2752, 4684, 5504, 9368, 11008, 18736, 22016, 37472, 50353, 74944, 100706, 149888, 201412, 299776, 402824, 599552, 805648, 1611296, 3222592, 6445184, 12890368, 25780736]

約数ペア:

[(1, 25780736), (2, 12890368), (4, 6445184), (8, 3222592), (16, 1611296), (32, 805648), (43, 599552), (64, 402824), (86, 299776), (128, 201412), (172, 149888), (256, 100706), (344, 74944), (512, 50353), (688, 37472), (1171, 22016), (1376, 18736), (2342, 11008), (2752, 9368), (4684, 5504)]