520099100

素因数分解:

$2^2\times 5^2\times {\mathrm{5200991}}^1$

素因数の和:5201005

約数の個数: 18

約数和(自身を含む): 1128615264

約数和(自身を除く): 608516164

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 5200991, 10401982, 20803964, 26004955, 52009910, 104019820, 130024775, 260049550, 520099100]

約数ペア:

[(1, 520099100), (2, 260049550), (4, 130024775), (5, 104019820), (10, 52009910), (20, 26004955), (25, 20803964), (50, 10401982), (100, 5200991)]