25208590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2269}}^1$

素因数の和:2388

約数の個数: 32

約数和(自身を含む): 50012640

約数和(自身を除く): 24804050

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 2269, 4538, 5555, 11110, 11345, 22690, 24959, 49918, 124795, 229169, 249590, 458338, 1145845, 2291690, 2520859, 5041718, 12604295, 25208590]

約数ペア:

[(1, 25208590), (2, 12604295), (5, 5041718), (10, 2520859), (11, 2291690), (22, 1145845), (55, 458338), (101, 249590), (110, 229169), (202, 124795), (505, 49918), (1010, 24959), (1111, 22690), (2222, 11345), (2269, 11110), (4538, 5555)]