55879880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8677}}^1$

素因数の和:8718

約数の個数: 64

約数和(自身を含む): 149955840

約数和(自身を除く): 94075960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 8677, 17354, 34708, 43385, 60739, 69416, 86770, 121478, 173540, 199571, 242956, 303695, 347080, 399142, 485912, 607390, 798284, 997855, 1214780, 1396997, 1596568, 1995710, 2429560, 2793994, 3991420, 5587988, 6984985, 7982840, 11175976, 13969970, 27939940, 55879880]

約数ペア:

[(1, 55879880), (2, 27939940), (4, 13969970), (5, 11175976), (7, 7982840), (8, 6984985), (10, 5587988), (14, 3991420), (20, 2793994), (23, 2429560), (28, 1995710), (35, 1596568), (40, 1396997), (46, 1214780), (56, 997855), (70, 798284), (92, 607390), (115, 485912), (140, 399142), (161, 347080), (184, 303695), (230, 242956), (280, 199571), (322, 173540), (460, 121478), (644, 86770), (805, 69416), (920, 60739), (1288, 43385), (1610, 34708), (3220, 17354), (6440, 8677)]