78979970

素因数分解:

$2^1\times 5^1\times {\mathrm{1511}}^1\times {\mathrm{5227}}^1$

素因数の和:6745

約数の個数: 16

約数和(自身を含む): 142285248

約数和(自身を除く): 63305278

約数列:

[1, 2, 5, 10, 1511, 3022, 5227, 7555, 10454, 15110, 26135, 52270, 7897997, 15795994, 39489985, 78979970]

約数ペア:

[(1, 78979970), (2, 39489985), (5, 15795994), (10, 7897997), (1511, 52270), (3022, 26135), (5227, 15110), (7555, 10454)]