25528144

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:547

約数の個数: 40

約数和(自身を含む): 51246720

約数和(自身を除く): 25718576

約数列:

[1, 2, 4, 8, 16, 47, 83, 94, 166, 188, 332, 376, 409, 664, 752, 818, 1328, 1636, 3272, 3901, 6544, 7802, 15604, 19223, 31208, 33947, 38446, 62416, 67894, 76892, 135788, 153784, 271576, 307568, 543152, 1595509, 3191018, 6382036, 12764072, 25528144]

約数ペア:

[(1, 25528144), (2, 12764072), (4, 6382036), (8, 3191018), (16, 1595509), (47, 543152), (83, 307568), (94, 271576), (166, 153784), (188, 135788), (332, 76892), (376, 67894), (409, 62416), (664, 38446), (752, 33947), (818, 31208), (1328, 19223), (1636, 15604), (3272, 7802), (3901, 6544)]