80478962

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{1609}}^1$

素因数の和:1981

約数の個数: 16

約数和(自身を含む): 122585400

約数和(自身を除く): 42106438

約数列:

[1, 2, 89, 178, 281, 562, 1609, 3218, 25009, 50018, 143201, 286402, 452129, 904258, 40239481, 80478962]

約数ペア:

[(1, 80478962), (2, 40239481), (89, 904258), (178, 452129), (281, 286402), (562, 143201), (1609, 50018), (3218, 25009)]