25985072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:441

約数の個数: 40

約数和(自身を含む): 52050240

約数和(自身を除く): 26065168

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 179, 211, 344, 358, 422, 688, 716, 844, 1432, 1688, 2864, 3376, 7697, 9073, 15394, 18146, 30788, 36292, 37769, 61576, 72584, 75538, 123152, 145168, 151076, 302152, 604304, 1624067, 3248134, 6496268, 12992536, 25985072]

約数ペア:

[(1, 25985072), (2, 12992536), (4, 6496268), (8, 3248134), (16, 1624067), (43, 604304), (86, 302152), (172, 151076), (179, 145168), (211, 123152), (344, 75538), (358, 72584), (422, 61576), (688, 37769), (716, 36292), (844, 30788), (1432, 18146), (1688, 15394), (2864, 9073), (3376, 7697)]