72874664

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{109751}}^1$

素因数の和:109840

約数の個数: 16

約数和(自身を含む): 138287520

約数和(自身を除く): 65412856

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 109751, 219502, 439004, 878008, 9109333, 18218666, 36437332, 72874664]

約数ペア:

[(1, 72874664), (2, 36437332), (4, 18218666), (8, 9109333), (83, 878008), (166, 439004), (332, 219502), (664, 109751)]