80496350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7703}}^1$

素因数の和:7745

約数の個数: 48

約数和(自身を含む): 171953280

約数和(自身を除く): 91456930

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 2090, 5225, 7703, 10450, 15406, 38515, 77030, 84733, 146357, 169466, 192575, 292714, 385150, 423665, 731785, 847330, 1463570, 1609927, 2118325, 3219854, 3658925, 4236650, 7317850, 8049635, 16099270, 40248175, 80496350]

約数ペア:

[(1, 80496350), (2, 40248175), (5, 16099270), (10, 8049635), (11, 7317850), (19, 4236650), (22, 3658925), (25, 3219854), (38, 2118325), (50, 1609927), (55, 1463570), (95, 847330), (110, 731785), (190, 423665), (209, 385150), (275, 292714), (418, 192575), (475, 169466), (550, 146357), (950, 84733), (1045, 77030), (2090, 38515), (5225, 15406), (7703, 10450)]