72972272

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{54949}}^1$

素因数の和:55040

約数の個数: 20

約数和(自身を含む): 143089800

約数和(自身を除く): 70117528

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 54949, 109898, 219796, 439592, 879184, 4560767, 9121534, 18243068, 36486136, 72972272]

約数ペア:

[(1, 72972272), (2, 36486136), (4, 18243068), (8, 9121534), (16, 4560767), (83, 879184), (166, 439592), (332, 219796), (664, 109898), (1328, 54949)]