53320520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{677}}^1$

素因数の和:878

約数の個数: 64

約数和(自身を含む): 131803200

約数和(自身を除く): 78482680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 179, 220, 358, 440, 677, 716, 895, 1354, 1432, 1790, 1969, 2708, 3385, 3580, 3938, 5416, 6770, 7160, 7447, 7876, 9845, 13540, 14894, 15752, 19690, 27080, 29788, 37235, 39380, 59576, 74470, 78760, 121183, 148940, 242366, 297880, 484732, 605915, 969464, 1211830, 1333013, 2423660, 2666026, 4847320, 5332052, 6665065, 10664104, 13330130, 26660260, 53320520]

約数ペア:

[(1, 53320520), (2, 26660260), (4, 13330130), (5, 10664104), (8, 6665065), (10, 5332052), (11, 4847320), (20, 2666026), (22, 2423660), (40, 1333013), (44, 1211830), (55, 969464), (88, 605915), (110, 484732), (179, 297880), (220, 242366), (358, 148940), (440, 121183), (677, 78760), (716, 74470), (895, 59576), (1354, 39380), (1432, 37235), (1790, 29788), (1969, 27080), (2708, 19690), (3385, 15752), (3580, 14894), (3938, 13540), (5416, 9845), (6770, 7876), (7160, 7447)]