65907580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{691}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 146482560

約数和(自身を除く): 80574980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 251, 380, 502, 691, 1004, 1255, 1382, 2510, 2764, 3455, 4769, 5020, 6910, 9538, 13129, 13820, 19076, 23845, 26258, 47690, 52516, 65645, 95380, 131290, 173441, 262580, 346882, 693764, 867205, 1734410, 3295379, 3468820, 6590758, 13181516, 16476895, 32953790, 65907580]

約数ペア:

[(1, 65907580), (2, 32953790), (4, 16476895), (5, 13181516), (10, 6590758), (19, 3468820), (20, 3295379), (38, 1734410), (76, 867205), (95, 693764), (190, 346882), (251, 262580), (380, 173441), (502, 131290), (691, 95380), (1004, 65645), (1255, 52516), (1382, 47690), (2510, 26258), (2764, 23845), (3455, 19076), (4769, 13820), (5020, 13129), (6910, 9538)]