55390218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 123379200

約数和(自身を除く): 67988982

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 89, 101, 158, 178, 202, 237, 267, 303, 474, 534, 606, 1027, 1157, 1313, 2054, 2314, 2626, 3081, 3471, 3939, 6162, 6942, 7031, 7878, 7979, 8989, 14062, 15958, 17978, 21093, 23937, 26967, 42186, 47874, 53934, 91403, 103727, 116857, 182806, 207454, 233714, 274209, 311181, 350571, 548418, 622362, 701142, 710131, 1420262, 2130393, 4260786, 9231703, 18463406, 27695109, 55390218]

約数ペア:

[(1, 55390218), (2, 27695109), (3, 18463406), (6, 9231703), (13, 4260786), (26, 2130393), (39, 1420262), (78, 710131), (79, 701142), (89, 622362), (101, 548418), (158, 350571), (178, 311181), (202, 274209), (237, 233714), (267, 207454), (303, 182806), (474, 116857), (534, 103727), (606, 91403), (1027, 53934), (1157, 47874), (1313, 42186), (2054, 26967), (2314, 23937), (2626, 21093), (3081, 17978), (3471, 15958), (3939, 14062), (6162, 8989), (6942, 7979), (7031, 7878)]