51334000

素因数分解:

$2^4\times 5^3\times {\mathrm{25667}}^1$

素因数の和:25690

約数の個数: 40

約数和(自身を含む): 124130448

約数和(自身を除く): 72796448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 25667, 51334, 102668, 128335, 205336, 256670, 410672, 513340, 641675, 1026680, 1283350, 2053360, 2566700, 3208375, 5133400, 6416750, 10266800, 12833500, 25667000, 51334000]

約数ペア:

[(1, 51334000), (2, 25667000), (4, 12833500), (5, 10266800), (8, 6416750), (10, 5133400), (16, 3208375), (20, 2566700), (25, 2053360), (40, 1283350), (50, 1026680), (80, 641675), (100, 513340), (125, 410672), (200, 256670), (250, 205336), (400, 128335), (500, 102668), (1000, 51334), (2000, 25667)]