65505856

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1831}}^1$

素因数の和:1899

約数の個数: 56

約数和(自身を含む): 143321024

約数和(自身を除く): 77815168

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 172, 208, 344, 416, 559, 688, 832, 1118, 1376, 1831, 2236, 2752, 3662, 4472, 7324, 8944, 14648, 17888, 23803, 29296, 35776, 47606, 58592, 78733, 95212, 117184, 157466, 190424, 314932, 380848, 629864, 761696, 1023529, 1259728, 1523392, 2047058, 2519456, 4094116, 5038912, 8188232, 16376464, 32752928, 65505856]

約数ペア:

[(1, 65505856), (2, 32752928), (4, 16376464), (8, 8188232), (13, 5038912), (16, 4094116), (26, 2519456), (32, 2047058), (43, 1523392), (52, 1259728), (64, 1023529), (86, 761696), (104, 629864), (172, 380848), (208, 314932), (344, 190424), (416, 157466), (559, 117184), (688, 95212), (832, 78733), (1118, 58592), (1376, 47606), (1831, 35776), (2236, 29296), (2752, 23803), (3662, 17888), (4472, 14648), (7324, 8944)]