5165000

素因数分解:

$2^3\times 5^4\times {\mathrm{1033}}^1$

素因数の和:1059

約数の個数: 40

約数和(自身を含む): 12113310

約数和(自身を除く): 6948310

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1033, 1250, 2066, 2500, 4132, 5000, 5165, 8264, 10330, 20660, 25825, 41320, 51650, 103300, 129125, 206600, 258250, 516500, 645625, 1033000, 1291250, 2582500, 5165000]

約数ペア:

[(1, 5165000), (2, 2582500), (4, 1291250), (5, 1033000), (8, 645625), (10, 516500), (20, 258250), (25, 206600), (40, 129125), (50, 103300), (100, 51650), (125, 41320), (200, 25825), (250, 20660), (500, 10330), (625, 8264), (1000, 5165), (1033, 5000), (1250, 4132), (2066, 2500)]