25092280

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4513}}^1$

素因数の和:4663

約数の個数: 32

約数和(自身を含む): 56876400

約数和(自身を除く): 31784120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 4513, 5560, 9026, 18052, 22565, 36104, 45130, 90260, 180520, 627307, 1254614, 2509228, 3136535, 5018456, 6273070, 12546140, 25092280]

約数ペア:

[(1, 25092280), (2, 12546140), (4, 6273070), (5, 5018456), (8, 3136535), (10, 2509228), (20, 1254614), (40, 627307), (139, 180520), (278, 90260), (556, 45130), (695, 36104), (1112, 22565), (1390, 18052), (2780, 9026), (4513, 5560)]