131171480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1237}}^1$

素因数の和:1500

約数の個数: 64

約数和(自身を含む): 323563680

約数和(自身を除く): 192392200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 241, 440, 482, 964, 1205, 1237, 1928, 2410, 2474, 2651, 4820, 4948, 5302, 6185, 9640, 9896, 10604, 12370, 13255, 13607, 21208, 24740, 26510, 27214, 49480, 53020, 54428, 68035, 106040, 108856, 136070, 272140, 298117, 544280, 596234, 1192468, 1490585, 2384936, 2981170, 3279287, 5962340, 6558574, 11924680, 13117148, 16396435, 26234296, 32792870, 65585740, 131171480]

約数ペア:

[(1, 131171480), (2, 65585740), (4, 32792870), (5, 26234296), (8, 16396435), (10, 13117148), (11, 11924680), (20, 6558574), (22, 5962340), (40, 3279287), (44, 2981170), (55, 2384936), (88, 1490585), (110, 1192468), (220, 596234), (241, 544280), (440, 298117), (482, 272140), (964, 136070), (1205, 108856), (1237, 106040), (1928, 68035), (2410, 54428), (2474, 53020), (2651, 49480), (4820, 27214), (4948, 26510), (5302, 24740), (6185, 21208), (9640, 13607), (9896, 13255), (10604, 12370)]