54757690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{32401}}^1$

素因数の和:32434

約数の個数: 24

約数和(自身を含む): 106732188

約数和(自身を除く): 51974498

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 32401, 64802, 162005, 324010, 421213, 842426, 2106065, 4212130, 5475769, 10951538, 27378845, 54757690]

約数ペア:

[(1, 54757690), (2, 27378845), (5, 10951538), (10, 5475769), (13, 4212130), (26, 2106065), (65, 842426), (130, 421213), (169, 324010), (338, 162005), (845, 64802), (1690, 32401)]