80572412

素因数分解:

$2^2\times {\mathrm{89}}^2\times {\mathrm{2543}}^1$

素因数の和:2725

約数の個数: 18

約数和(自身を含む): 142659888

約数和(自身を除く): 62087476

約数列:

[1, 2, 4, 89, 178, 356, 2543, 5086, 7921, 10172, 15842, 31684, 226327, 452654, 905308, 20143103, 40286206, 80572412]

約数ペア:

[(1, 80572412), (2, 40286206), (4, 20143103), (89, 905308), (178, 452654), (356, 226327), (2543, 31684), (5086, 15842), (7921, 10172)]