66197800

素因数分解:

$2^3\times 5^2\times {\mathrm{479}}^1\times {\mathrm{691}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 154454400

約数和(自身を除く): 88256600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 479, 691, 958, 1382, 1916, 2395, 2764, 3455, 3832, 4790, 5528, 6910, 9580, 11975, 13820, 17275, 19160, 23950, 27640, 34550, 47900, 69100, 95800, 138200, 330989, 661978, 1323956, 1654945, 2647912, 3309890, 6619780, 8274725, 13239560, 16549450, 33098900, 66197800]

約数ペア:

[(1, 66197800), (2, 33098900), (4, 16549450), (5, 13239560), (8, 8274725), (10, 6619780), (20, 3309890), (25, 2647912), (40, 1654945), (50, 1323956), (100, 661978), (200, 330989), (479, 138200), (691, 95800), (958, 69100), (1382, 47900), (1916, 34550), (2395, 27640), (2764, 23950), (3455, 19160), (3832, 17275), (4790, 13820), (5528, 11975), (6910, 9580)]