87719884

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 197406720

約数和(自身を除く): 109686836

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 67, 76, 92, 107, 133, 134, 161, 214, 266, 268, 322, 428, 437, 469, 532, 644, 749, 874, 938, 1273, 1498, 1541, 1748, 1876, 2033, 2461, 2546, 2996, 3059, 3082, 4066, 4922, 5092, 6118, 6164, 7169, 8132, 8911, 9844, 10787, 12236, 14231, 14338, 17227, 17822, 21574, 28462, 28676, 29279, 34454, 35644, 43148, 46759, 50183, 56924, 58558, 68908, 93518, 100366, 117116, 136211, 164887, 187036, 200732, 204953, 272422, 327313, 329774, 409906, 544844, 654626, 659548, 819812, 953477, 1154209, 1309252, 1906954, 2308418, 3132853, 3813908, 4616836, 6265706, 12531412, 21929971, 43859942, 87719884]

約数ペア:

[(1, 87719884), (2, 43859942), (4, 21929971), (7, 12531412), (14, 6265706), (19, 4616836), (23, 3813908), (28, 3132853), (38, 2308418), (46, 1906954), (67, 1309252), (76, 1154209), (92, 953477), (107, 819812), (133, 659548), (134, 654626), (161, 544844), (214, 409906), (266, 329774), (268, 327313), (322, 272422), (428, 204953), (437, 200732), (469, 187036), (532, 164887), (644, 136211), (749, 117116), (874, 100366), (938, 93518), (1273, 68908), (1498, 58558), (1541, 56924), (1748, 50183), (1876, 46759), (2033, 43148), (2461, 35644), (2546, 34454), (2996, 29279), (3059, 28676), (3082, 28462), (4066, 21574), (4922, 17822), (5092, 17227), (6118, 14338), (6164, 14231), (7169, 12236), (8132, 10787), (8911, 9844)]