72045328

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{54251}}^1$

素因数の和:54342

約数の個数: 20

約数和(自身を含む): 141272208

約数和(自身を除く): 69226880

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 54251, 108502, 217004, 434008, 868016, 4502833, 9005666, 18011332, 36022664, 72045328]

約数ペア:

[(1, 72045328), (2, 36022664), (4, 18011332), (8, 9005666), (16, 4502833), (83, 868016), (166, 434008), (332, 217004), (664, 108502), (1328, 54251)]