201563000

素因数分解:

$2^3\times 5^3\times {\mathrm{353}}^1\times {\mathrm{571}}^1$

素因数の和:945

約数の個数: 64

約数和(自身を含む): 473821920

約数和(自身を除く): 272258920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 353, 500, 571, 706, 1000, 1142, 1412, 1765, 2284, 2824, 2855, 3530, 4568, 5710, 7060, 8825, 11420, 14120, 14275, 17650, 22840, 28550, 35300, 44125, 57100, 70600, 71375, 88250, 114200, 142750, 176500, 201563, 285500, 353000, 403126, 571000, 806252, 1007815, 1612504, 2015630, 4031260, 5039075, 8062520, 10078150, 20156300, 25195375, 40312600, 50390750, 100781500, 201563000]

約数ペア:

[(1, 201563000), (2, 100781500), (4, 50390750), (5, 40312600), (8, 25195375), (10, 20156300), (20, 10078150), (25, 8062520), (40, 5039075), (50, 4031260), (100, 2015630), (125, 1612504), (200, 1007815), (250, 806252), (353, 571000), (500, 403126), (571, 353000), (706, 285500), (1000, 201563), (1142, 176500), (1412, 142750), (1765, 114200), (2284, 88250), (2824, 71375), (2855, 70600), (3530, 57100), (4568, 44125), (5710, 35300), (7060, 28550), (8825, 22840), (11420, 17650), (14120, 14275)]