168650020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1129}}^1$

素因数の和:1253

約数の個数: 96

約数和(自身を含む): 446503680

約数和(自身を除く): 277853660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 97, 110, 140, 154, 194, 220, 308, 385, 388, 485, 679, 770, 970, 1067, 1129, 1358, 1540, 1940, 2134, 2258, 2716, 3395, 4268, 4516, 5335, 5645, 6790, 7469, 7903, 10670, 11290, 12419, 13580, 14938, 15806, 21340, 22580, 24838, 29876, 31612, 37345, 39515, 49676, 62095, 74690, 79030, 86933, 109513, 124190, 149380, 158060, 173866, 219026, 248380, 347732, 434665, 438052, 547565, 766591, 869330, 1095130, 1204643, 1533182, 1738660, 2190260, 2409286, 3066364, 3832955, 4818572, 6023215, 7665910, 8432501, 12046430, 15331820, 16865002, 24092860, 33730004, 42162505, 84325010, 168650020]

約数ペア:

[(1, 168650020), (2, 84325010), (4, 42162505), (5, 33730004), (7, 24092860), (10, 16865002), (11, 15331820), (14, 12046430), (20, 8432501), (22, 7665910), (28, 6023215), (35, 4818572), (44, 3832955), (55, 3066364), (70, 2409286), (77, 2190260), (97, 1738660), (110, 1533182), (140, 1204643), (154, 1095130), (194, 869330), (220, 766591), (308, 547565), (385, 438052), (388, 434665), (485, 347732), (679, 248380), (770, 219026), (970, 173866), (1067, 158060), (1129, 149380), (1358, 124190), (1540, 109513), (1940, 86933), (2134, 79030), (2258, 74690), (2716, 62095), (3395, 49676), (4268, 39515), (4516, 37345), (5335, 31612), (5645, 29876), (6790, 24838), (7469, 22580), (7903, 21340), (10670, 15806), (11290, 14938), (12419, 13580)]