51555320

素因数分解:

$2^3\times 5^1\times {\mathrm{853}}^1\times {\mathrm{1511}}^1$

素因数の和:2375

約数の個数: 32

約数和(自身を含む): 116212320

約数和(自身を除く): 64657000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 853, 1511, 1706, 3022, 3412, 4265, 6044, 6824, 7555, 8530, 12088, 15110, 17060, 30220, 34120, 60440, 1288883, 2577766, 5155532, 6444415, 10311064, 12888830, 25777660, 51555320]

約数ペア:

[(1, 51555320), (2, 25777660), (4, 12888830), (5, 10311064), (8, 6444415), (10, 5155532), (20, 2577766), (40, 1288883), (853, 60440), (1511, 34120), (1706, 30220), (3022, 17060), (3412, 15110), (4265, 12088), (6044, 8530), (6824, 7555)]