53438920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{18301}}^1$

素因数の和:18385

約数の個数: 32

約数和(自身を含む): 121891320

約数和(自身を除く): 68452400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 18301, 36602, 73204, 91505, 146408, 183010, 366020, 732040, 1335973, 2671946, 5343892, 6679865, 10687784, 13359730, 26719460, 53438920]

約数ペア:

[(1, 53438920), (2, 26719460), (4, 13359730), (5, 10687784), (8, 6679865), (10, 5343892), (20, 2671946), (40, 1335973), (73, 732040), (146, 366020), (292, 183010), (365, 146408), (584, 91505), (730, 73204), (1460, 36602), (2920, 18301)]