29090800

素因数分解:

$2^4\times 5^2\times {\mathrm{72727}}^1$

素因数の和:72745

約数の個数: 30

約数和(自身を含む): 69891608

約数和(自身を除く): 40800808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 72727, 145454, 290908, 363635, 581816, 727270, 1163632, 1454540, 1818175, 2909080, 3636350, 5818160, 7272700, 14545400, 29090800]

約数ペア:

[(1, 29090800), (2, 14545400), (4, 7272700), (5, 5818160), (8, 3636350), (10, 2909080), (16, 1818175), (20, 1454540), (25, 1163632), (40, 727270), (50, 581816), (80, 363635), (100, 290908), (200, 145454), (400, 72727)]