77782960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{701}}^1$

素因数の和:806

約数の個数: 80

約数和(自身を含む): 193246560

約数和(自身を除く): 115463600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 73, 76, 80, 95, 146, 152, 190, 292, 304, 365, 380, 584, 701, 730, 760, 1168, 1387, 1402, 1460, 1520, 2774, 2804, 2920, 3505, 5548, 5608, 5840, 6935, 7010, 11096, 11216, 13319, 13870, 14020, 22192, 26638, 27740, 28040, 51173, 53276, 55480, 56080, 66595, 102346, 106552, 110960, 133190, 204692, 213104, 255865, 266380, 409384, 511730, 532760, 818768, 972287, 1023460, 1065520, 1944574, 2046920, 3889148, 4093840, 4861435, 7778296, 9722870, 15556592, 19445740, 38891480, 77782960]

約数ペア:

[(1, 77782960), (2, 38891480), (4, 19445740), (5, 15556592), (8, 9722870), (10, 7778296), (16, 4861435), (19, 4093840), (20, 3889148), (38, 2046920), (40, 1944574), (73, 1065520), (76, 1023460), (80, 972287), (95, 818768), (146, 532760), (152, 511730), (190, 409384), (292, 266380), (304, 255865), (365, 213104), (380, 204692), (584, 133190), (701, 110960), (730, 106552), (760, 102346), (1168, 66595), (1387, 56080), (1402, 55480), (1460, 53276), (1520, 51173), (2774, 28040), (2804, 27740), (2920, 26638), (3505, 22192), (5548, 14020), (5608, 13870), (5840, 13319), (6935, 11216), (7010, 11096)]