55471600

素因数分解:

$2^4\times 5^2\times {\mathrm{138679}}^1$

素因数の和:138697

約数の個数: 30

約数和(自身を含む): 133271480

約数和(自身を除く): 77799880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 138679, 277358, 554716, 693395, 1109432, 1386790, 2218864, 2773580, 3466975, 5547160, 6933950, 11094320, 13867900, 27735800, 55471600]

約数ペア:

[(1, 55471600), (2, 27735800), (4, 13867900), (5, 11094320), (8, 6933950), (10, 5547160), (16, 3466975), (20, 2773580), (25, 2218864), (40, 1386790), (50, 1109432), (80, 693395), (100, 554716), (200, 277358), (400, 138679)]