120132400

素因数分解:

$2^4\times 5^2\times {\mathrm{300331}}^1$

素因数の和:300349

約数の個数: 30

約数和(自身を含む): 288619052

約数和(自身を除く): 168486652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 300331, 600662, 1201324, 1501655, 2402648, 3003310, 4805296, 6006620, 7508275, 12013240, 15016550, 24026480, 30033100, 60066200, 120132400]

約数ペア:

[(1, 120132400), (2, 60066200), (4, 30033100), (5, 24026480), (8, 15016550), (10, 12013240), (16, 7508275), (20, 6006620), (25, 4805296), (40, 3003310), (50, 2402648), (80, 1501655), (100, 1201324), (200, 600662), (400, 300331)]