26493160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 62124480

約数和(自身を除く): 35631320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 73, 86, 146, 172, 211, 215, 292, 344, 365, 422, 430, 584, 730, 844, 860, 1055, 1460, 1688, 1720, 2110, 2920, 3139, 4220, 6278, 8440, 9073, 12556, 15403, 15695, 18146, 25112, 30806, 31390, 36292, 45365, 61612, 62780, 72584, 77015, 90730, 123224, 125560, 154030, 181460, 308060, 362920, 616120, 662329, 1324658, 2649316, 3311645, 5298632, 6623290, 13246580, 26493160]

約数ペア:

[(1, 26493160), (2, 13246580), (4, 6623290), (5, 5298632), (8, 3311645), (10, 2649316), (20, 1324658), (40, 662329), (43, 616120), (73, 362920), (86, 308060), (146, 181460), (172, 154030), (211, 125560), (215, 123224), (292, 90730), (344, 77015), (365, 72584), (422, 62780), (430, 61612), (584, 45365), (730, 36292), (844, 31390), (860, 30806), (1055, 25112), (1460, 18146), (1688, 15695), (1720, 15403), (2110, 12556), (2920, 9073), (3139, 8440), (4220, 6278)]