51215690

素因数分解:

$2^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{9001}}^1$

素因数の和:9577

約数の個数: 16

約数和(自身を含む): 92360520

約数和(自身を除く): 41144830

約数列:

[1, 2, 5, 10, 569, 1138, 2845, 5690, 9001, 18002, 45005, 90010, 5121569, 10243138, 25607845, 51215690]

約数ペア:

[(1, 51215690), (2, 25607845), (5, 10243138), (10, 5121569), (569, 90010), (1138, 45005), (2845, 18002), (5690, 9001)]