25595480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15607}}^1$

素因数の和:15659

約数の個数: 32

約数和(自身を含む): 58998240

約数和(自身を除く): 33402760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 15607, 31214, 62428, 78035, 124856, 156070, 312140, 624280, 639887, 1279774, 2559548, 3199435, 5119096, 6398870, 12797740, 25595480]

約数ペア:

[(1, 25595480), (2, 12797740), (4, 6398870), (5, 5119096), (8, 3199435), (10, 2559548), (20, 1279774), (40, 639887), (41, 624280), (82, 312140), (164, 156070), (205, 124856), (328, 78035), (410, 62428), (820, 31214), (1640, 15607)]