655553264

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{641}}^1\times {\mathrm{1559}}^1$

素因数の和:2249

約数の個数: 40

約数和(自身を含む): 1303979040

約数和(自身を除く): 648425776

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 641, 656, 1282, 1559, 2564, 3118, 5128, 6236, 10256, 12472, 24944, 26281, 52562, 63919, 105124, 127838, 210248, 255676, 420496, 511352, 999319, 1022704, 1998638, 3997276, 7994552, 15989104, 40972079, 81944158, 163888316, 327776632, 655553264]

約数ペア:

[(1, 655553264), (2, 327776632), (4, 163888316), (8, 81944158), (16, 40972079), (41, 15989104), (82, 7994552), (164, 3997276), (328, 1998638), (641, 1022704), (656, 999319), (1282, 511352), (1559, 420496), (2564, 255676), (3118, 210248), (5128, 127838), (6236, 105124), (10256, 63919), (12472, 52562), (24944, 26281)]