55490800

素因数分解:

$2^4\times 5^2\times {\mathrm{138727}}^1$

素因数の和:138745

約数の個数: 30

約数和(自身を含む): 133317608

約数和(自身を除く): 77826808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 138727, 277454, 554908, 693635, 1109816, 1387270, 2219632, 2774540, 3468175, 5549080, 6936350, 11098160, 13872700, 27745400, 55490800]

約数ペア:

[(1, 55490800), (2, 27745400), (4, 13872700), (5, 11098160), (8, 6936350), (10, 5549080), (16, 3468175), (20, 2774540), (25, 2219632), (40, 1387270), (50, 1109816), (80, 693635), (100, 554908), (200, 277454), (400, 138727)]