221395203.0000000000

素因数分解:

$2^4\times 5^2\times {\mathrm{19824439}}^1$

素因数の和:19824457

約数の個数: 30

約数和(自身を含む): 19051286840

約数和(自身を除く): 11121511240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 19824439, 39648878, 79297756, 99122195, 158595512, 198244390, 317191024, 396488780, 495610975, 792977560, 991221950, 1585955120, 1982443900, 3964887800, 7929775600]

約数ペア:

[(1, 7929775600), (2, 3964887800), (4, 1982443900), (5, 1585955120), (8, 991221950), (10, 792977560), (16, 495610975), (20, 396488780), (25, 317191024), (40, 198244390), (50, 158595512), (80, 99122195), (100, 79297756), (200, 39648878), (400, 19824439)]