40500016

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{30497}}^1$

素因数の和:30588

約数の個数: 20

約数和(自身を含む): 79416792

約数和(自身を除く): 38916776

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 30497, 60994, 121988, 243976, 487952, 2531251, 5062502, 10125004, 20250008, 40500016]

約数ペア:

[(1, 40500016), (2, 20250008), (4, 10125004), (8, 5062502), (16, 2531251), (83, 487952), (166, 243976), (332, 121988), (664, 60994), (1328, 30497)]