51219800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{8831}}^1$

素因数の和:8876

約数の個数: 48

約数和(自身を含む): 123206400

約数和(自身を除く): 71986600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 5800, 8831, 17662, 35324, 44155, 70648, 88310, 176620, 220775, 256099, 353240, 441550, 512198, 883100, 1024396, 1280495, 1766200, 2048792, 2560990, 5121980, 6402475, 10243960, 12804950, 25609900, 51219800]

約数ペア:

[(1, 51219800), (2, 25609900), (4, 12804950), (5, 10243960), (8, 6402475), (10, 5121980), (20, 2560990), (25, 2048792), (29, 1766200), (40, 1280495), (50, 1024396), (58, 883100), (100, 512198), (116, 441550), (145, 353240), (200, 256099), (232, 220775), (290, 176620), (580, 88310), (725, 70648), (1160, 44155), (1450, 35324), (2900, 17662), (5800, 8831)]