85367064880

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3221}}^1\times {\mathrm{5431}}^1$

素因数の和:8726

約数の個数: 80

約数和(自身を含む): 201831956928

約数和(自身を除く): 116464892048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3221, 4880, 5431, 6442, 10862, 12884, 16105, 21724, 25768, 27155, 32210, 43448, 51536, 54310, 64420, 86896, 108620, 128840, 196481, 217240, 257680, 331291, 392962, 434480, 662582, 785924, 982405, 1325164, 1571848, 1656455, 1964810, 2650328, 3143696, 3312910, 3929620, 5300656, 6625820, 7859240, 13251640, 15718480, 17493251, 26503280, 34986502, 69973004, 87466255, 139946008, 174932510, 279892016, 349865020, 699730040, 1067088311, 1399460080, 2134176622, 4268353244, 5335441555, 8536706488, 10670883110, 17073412976, 21341766220, 42683532440, 85367064880]

約数ペア:

[(1, 85367064880), (2, 42683532440), (4, 21341766220), (5, 17073412976), (8, 10670883110), (10, 8536706488), (16, 5335441555), (20, 4268353244), (40, 2134176622), (61, 1399460080), (80, 1067088311), (122, 699730040), (244, 349865020), (305, 279892016), (488, 174932510), (610, 139946008), (976, 87466255), (1220, 69973004), (2440, 34986502), (3221, 26503280), (4880, 17493251), (5431, 15718480), (6442, 13251640), (10862, 7859240), (12884, 6625820), (16105, 5300656), (21724, 3929620), (25768, 3312910), (27155, 3143696), (32210, 2650328), (43448, 1964810), (51536, 1656455), (54310, 1571848), (64420, 1325164), (86896, 982405), (108620, 785924), (128840, 662582), (196481, 434480), (217240, 392962), (257680, 331291)]