25315856

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{571}}^1$

素因数の和:759

約数の個数: 40

約数和(自身を含む): 52344864

約数和(自身を除く): 27029008

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 163, 272, 326, 571, 652, 1142, 1304, 2284, 2608, 2771, 4568, 5542, 9136, 9707, 11084, 19414, 22168, 38828, 44336, 77656, 93073, 155312, 186146, 372292, 744584, 1489168, 1582241, 3164482, 6328964, 12657928, 25315856]

約数ペア:

[(1, 25315856), (2, 12657928), (4, 6328964), (8, 3164482), (16, 1582241), (17, 1489168), (34, 744584), (68, 372292), (136, 186146), (163, 155312), (272, 93073), (326, 77656), (571, 44336), (652, 38828), (1142, 22168), (1304, 19414), (2284, 11084), (2608, 9707), (2771, 9136), (4568, 5542)]