51769720

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1873}}^1$

素因数の和:2575

約数の個数: 32

約数和(自身を含む): 116712720

約数和(自身を除く): 64943000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 1382, 1873, 2764, 3455, 3746, 5528, 6910, 7492, 9365, 13820, 14984, 18730, 27640, 37460, 74920, 1294243, 2588486, 5176972, 6471215, 10353944, 12942430, 25884860, 51769720]

約数ペア:

[(1, 51769720), (2, 25884860), (4, 12942430), (5, 10353944), (8, 6471215), (10, 5176972), (20, 2588486), (40, 1294243), (691, 74920), (1382, 37460), (1873, 27640), (2764, 18730), (3455, 14984), (3746, 13820), (5528, 9365), (6910, 7492)]